Question

Evaluate -4(a+b) - 10a/b when a=8 and b=5

Answer 1

In the formula, you can replace "a" with "8" and "b" with 5. Either right at the start, or you can do the replacement after expanding the formula.

Answer 2

i did that

Answer 3

and what did you get?

Answer 4

i dont know how to do that problem like i know the formula is -4(8+5) -108/5

Answer 5

will you help me please

Answer 6

i think it -99.2

Answer 7

they dont have that answer

Answer 8

you can continue to simplify:

-4 * ( 8 + 5 ) - ( 10 * 8 / 5 )