Q 1: 5n = 40, then n = ? 8 6 7

Q 2: Jill's age five years ago. x/5 x  5 x + 5 5  x

Q 3: Solve: 6k = 24 Answer:

Q 4: Solve: c + 10 + 6 = 31 Answer:

Q 5: The expression 1.5 + x means: the product of 1.5 and x 1.5 increased by x 1.5 decreased by x 1.5 less than x

Q 6: Solve: 10  5t = 50 12 12 8 8

Q 7: Solve the system by the method of substitution
2x + y = 6
x + y = 0 (2,2) (1,0) (2,3) (4,2)

Q 8: Kenny and Jack have a total of 12 pens. k + j = 12 k = j + 12 j = k + 12

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!

