Question

Solve the equation 8x+5x-7x= -45+63

X= ?

Answer 1

x = 3

Explanation:

`8x+5x-7x=-45+63\qquad\text{combine like terms}\\\\(8+5-7)x=63-45\\\\6x=18\qquad\text{divide both sides by 6}\\\\(6x)/(6)=(18)/(6)\\\\x=3`

Answer 2

`x = 3`

Explanation:

Combine like terms.

`8x + 5x - 7x = - 45 + 63`

Divide by 6.

`6x = 18`

X is:

`x = 3`