Question

For which equation would you use the operations of subtraction and multiplication to solve?

choices:
u/5 + 5 = 5
u/5 - 5 = 5
5u + 5 = 5
5u - 5 = 5

Answer 1

The first one.The operations given in the last one ARE addition and division. You can solve for a variable only by doing the opposite of the given operations in any equation.

Answer 2

do you get it?

Answer 3

the first one as in. u/5 + 5 = 5

Answer 4

If there are questions like these, just see the one which has the opposite operations given.

Answer 5

Yes.

Answer 6

Thanks i'm gonna write this in my notes :)