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Test # 1 - Equations Test {EE.1 - EE.4}

Last updated almost 4 years ago
25 questions

One Step Equations

1)Locate the variable.
2)Determine the operation tied to the variable.
3)Use inverse operations on both sides of the equal sign to solve.
** Remember - To "get rid" or "undo" a fraction tied to multiplication or dividion, multiply by the reciprocal!
4)Check your solution!
4

x + 9 = −7

4

−8 = -19 +p

4

k - 7.5 =-16.9

4

k + 10.6 = 9.7

4

-8.3p =24.9

4

5.1x =-22.44

4

\frac{4}{9}x=-8

4

\frac{x}{0.8}=-4.5

4

\frac{2}{3}x=10

4

-\frac{6}{5}x=12

4

The quotient of a number and -4 is -9

Two Step Equations

1) Locate the variable.
2) Undo the addition/subtraction.
3) Undo the multiplication/division.
** Remember - To "get rid" or "undo" a fraction tied to multiplication or dividion, multiply by the reciprocal!
4) Check your solution!

"Special Case" Two Step Equations

1) Locate the variable.
2) Undo the multiplication/division.
3) Undo the addition/subtraction.
4) Check your solution!
4

92.6= -19 + 2x

4

4x +8 =24

4

5x + 9.1= −7.4

4

-8.3p -2.2 =22.7

4

\frac{x}{2}+9=2

4

\frac{3}{4}p + 7=-8

4

\frac{k+8}{-3}=6

4

“Nineteen less than one-half of a number is -13.”

Multi Step Equations

1) Distribute (if needed).
2) Combine Like Terms (if needed).
3) Solve the remaining equation using the 2 Step Equations steps.
** Remember - To "get rid" or "undo" a fraction tied to multiplication or dividion, multiply by the reciprocal!
4) Check your solution!
4

-18 + x -4x + 5 = -64

4

31 = p -3(p-7)

4

3(4x + 15) -7 = -10

4

-2(x-2.2) - (x+1.1) = -9

4

8 = 4x -8+4

4

\frac{4}{3}(15-6x) -7= -11