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1.2 Written Excercises

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Last updated 10 months ago
57 questions
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Question 1
1.

Simplify the expression: 8 + 3 \cdot 4.

Question 2
2.

Simplify the expression: (8 + 3)4.

Question 3
3.

Simplify the expression: 9 + 5 \cdot 2.

Question 4
4.

Simplify the expression: (9 + 5)2.

Question 5
5.

Simplify the expression: 6 - 3 + 3.

Question 6
6.

Simplify the expression: (6 - 3) \div 3.

Question 7
7.

Simplify the expression: 5 + 10 \div 5.

Question 8
8.

Simplify the expression: (5 + 10) \div 5.

Question 9
9.

Simplify the expression:\frac{6 + 5 \cdot 3}{6 + 1}

Question 10
10.

Simplify the expression: \frac{8+3\cdot2}{4+3}

Question 11
11.

Simplify the expression: \frac{3(12-8)}{2\cdot 5-4}

Question 12
12.

Simplify the expression: \frac{8\cdot5+2\cdot7}{2(7-4)}

Question 13
13.

Evaluate the expression: 2x + 7 if x = 3.

Question 14
14.

Evaluate the expression: 2(x + 7) if x = 3.

Question 15
15.

Evaluate the expression: 5y - 3 if y = 4.

Question 16
16.

Evaluate the expression: 5(y - 3) if y = 4.

Question 17
17.

Evaluate the expression: 18 - 4x if x = 3.

Question 18
18.

Evaluate the expression: (18 - 4)x if x = 3.

Question 19
19.

Evaluate the expression: 7z + 8 if z = 5.

Question 20
20.

Evaluate the expression: 7(z +8) if z = 5.

Question 21
21.

Evaluate the expression: xy + z if x = 3, y = 4, and z = 5.

Question 22
22.

Evaluate the expression: x(y + z) if x = 3, y = 4, and z = 5.

Question 23
23.

Evaluate the expression: zt-y if x = 3, y = 4, and z = 5.

Question 24
24.

Evaluate the expression: z(t-y) if x = 3, y = 4, and z = 5.

Question 25
25.

Evaluate the expression: 4xz + 3y if x = 3, y = 4, and z = 5.

Question 26
26.

Evaluate the expression: 4(xz + 3y) if x = 3, y = 4, and z = 5.

Question 27
27.

Evaluate the expression: 9xyz-t if x = 3, y = 4, and z = 5.

Question 28
28.

Evaluate the expression: 9x(yz-t) if x = 3, y = 4, and z = 5.

Question 29
29.

Evaluate the expression: 5(3y-4x) if x = 3, y = 4, and z = 5.

Question 30
30.

Evaluate the expression: 6y-2xy if x = 3, y = 4, and z = 5.

Question 31
31.

Evaluate the expression: xyz-4z if x = 3, y = 4, and z = 5.

Question 32
32.

Evaluate the expression: (y\cdot y +z)\cdot zif x = 3, y = 4, and z = 5.

Question 33
33.

Evaluate the expression: \frac{9x+z}{x+z} if x = 3, y = 4, and z = 5.

Question 34
34.

Evaluate the expression: \frac{4y-2t}{y+2t} if x = 3, y = 4, and z = 5.

Question 35
35.

Evaluate the expression: \frac{10t-z}{10(t-z)} if x = 3, y = 4, and z = 5.

Question 36
36.

Evaluate the expression: \frac{2(y+x)}{2y+x} if x = 3, y = 4, and z = 5.

Question 37
37.

Evaluate the expression: 2[x+4(y+z)] if x = 3, y = 4, and z = 5.

Question 38
38.

Evaluate the expression: 3[z + 5(2y - x)]. if x = 3, y = 4, and z = 5.

Question 39
39.

Evaluate the expression: [(5y+6z)-3t] \div y. if x = 3, y = 4, and z = 5.

Question 40
40.

Simplify the expression: 2[t - [7z + (y + x)]].

Question 41
41.

Evaluate the perimeter of a parallelogram: 2(a + b) if a = 7.5 and b = 19.5.

Question 42
42.

Evaluate the perimeter of an isosceles trapezoid: 2a + b + c if a = 20, b = 16, and c = 48.

Question 43
43.

Evaluate the area of a trapezoid: \frac{1}{2}h(b + c) if h = 12, b = 16, and c = 48.

Question 44
44.

Evaluate the area of a circle: (\pi r)r if r = 28. Use \frac{22}{7} as an approximate value for \pi.

Question 45
45.

Evaluate the perimeter of a Norman window: 2(r + h) + \pi r if r = 2.00 and h = 3.00. Use 3.14 as an approximate value for \pi.

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Surface area of a rectangular solid: 2(lw + wh + lh)
if l = 14, w = 12, and h = 10

Question 46
46.

Simplify the expression on each side of the ?. Then complete using one of the symbols = or ≠ to make a true statement.
\frac{24 \cdot 8}{12 + 4} ? \frac{12 \cdot 4}{6 + 2}.

Question 47
47.

Simplify the expression on each side of the ?. Then complete using one of the symbols = or ≠ to make a true statement.
\frac{23 + 19}{7 \cdot 2} ? \frac{54 \div 9 - 3}{}.

Question 48
48.

Simplify the expression on each side of the ?. Then complete using one of the symbols = or ≠ to make a true statement.
2[3(12 - 7)] ? 5 \cdot 5 + 5.

Question 49
49.

Simplify the expression on each side of the ?. Then complete using one of the symbols = or ≠ to make a true statement.
3[36 \div (3 + 6)] ? 30 - [(36 \div 3) + 6].

Question 50
50.

Insert grouping symbols in the expression 5 \cdot 8 - 6 + 2 so that its value is 5.

Question 51
51.

Insert grouping symbols in the expression 5 \cdot 8 - 6 + 2 so that its value is 17.

Question 52
52.

Insert grouping symbols in the expression 5 \cdot 8 - 6 + 2 so that its value is 25.

Question 53
53.

Insert grouping symbols in the expression 5 \cdot 8 - 6 + 2 so that its value is 37.

Question 54
54.

Insert grouping symbols in the expression 5 \cdot 2 + 8 - 4 \div 2 so that its value is 15.

Question 55
55.

Insert grouping symbols in the expression 5 \cdot 2 + 8 - 4 \div 2 so that its value is 16.

Question 56
56.

Insert grouping symbols in the expression 5 \cdot 2 + 8 - 4 \div 2 so that its value is 7.

Question 57
57.

Insert grouping symbols in the expression 5 \cdot 2 + 8 - 4 \div 2 so that its value is 12.