Question

Expand the expression -3 (4s+-7). Then select the correct answer.

A. 12s - 21.
B 12s + 21.
C -12s + 21.
D -12s - 21​

Answer 1

I think A is the correct answer because -3+4 is 1 because 4 has greater sign + and +- gives result - thus,-3-7 gives - 21. I hope that it would be meaning ful for you ...