(9x+5)-(7x-10)=

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Solution for (9x+5)-(7x-10)= equation:


Simplifying
(9x + 5) + -1(7x + -10) = 0

Reorder the terms:
(5 + 9x) + -1(7x + -10) = 0

Remove parenthesis around (5 + 9x)
5 + 9x + -1(7x + -10) = 0

Reorder the terms:
5 + 9x + -1(-10 + 7x) = 0
5 + 9x + (-10 * -1 + 7x * -1) = 0
5 + 9x + (10 + -7x) = 0

Reorder the terms:
5 + 10 + 9x + -7x = 0

Combine like terms: 5 + 10 = 15
15 + 9x + -7x = 0

Combine like terms: 9x + -7x = 2x
15 + 2x = 0

Solving
15 + 2x = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-15' to each side of the equation.
15 + -15 + 2x = 0 + -15

Combine like terms: 15 + -15 = 0
0 + 2x = 0 + -15
2x = 0 + -15

Combine like terms: 0 + -15 = -15
2x = -15

Divide each side by '2'.
x = -7.5

Simplifying
x = -7.5

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