Write an expression in the simplest form that represents the Perimeter of the shape.
2 points
2
Question 7
7.
Factor the expression
9x-36
2 points
2
Question 8
8.
Factor the expression
-5k+30
2 points
2
Question 9
9.
Factor the expression
2 points
2
Question 10
10.
solve the equation
n-6=21
2 points
2
Question 11
11.
solve the equation
-8.3 = d + 4.7
2 points
2
Question 12
12.
solve the equation
-2x=-4.4
2 points
2
Question 13
13.
solve the equation
3 points
3
Question 14
14.
Solve the equation
-7z+3=17
3 points
3
Question 15
15.
Solve the equation
3 points
3
Question 16
16.
Solve the equation
-3(m+1)=-24
1 point
1
Question 17
17.
Write an equation for
77 is 23 more than a number n
2 points
2
Question 18
18.
Write an equation for
6 students join a gym. 6 student memberships and a processing fee of £15 cost them £150.
1 point
1
Question 19
19.
Write an equation for
A pack of cardinal flower seeds costs $4, and a pack of petunia flower seeds costs $3 You buy the same number of packs of each type of flower and spend $42.
1 point
1
Question 20
20.
Solve the equation you wrote for
77 is 23 more than a number n
2 points
2
Question 21
21.
Solve the equation for
A pack of cardinal flower seeds costs $4, and a pack of petunia flower seeds costs $3 You buy the same number of packs of each type of flower and spend $42.
How many packs of each do you buy?
3 points
3
Question 22
22.
solve the equation you wrote for
6 students join a gym. 6 student memberships and a processing fee of £15 cost them £150.