Question

Which of the following pairs of expressions are equivalent?

6(y+3)and6×y+3
12×t+6and12(t+1/2)
8×c+40and 8(c-5)
-5(a-1)and -5×a-5

Answer 1

The following pairs of expressions are equivalent:

- 6(y+3) and 6×y+3
- -5(a-1) and -5×a-5