(-7x+2)-(-2x+9)=

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Solution for (-7x+2)-(-2x+9)= equation:


Simplifying
(-7x + 2) + -1(-2x + 9) = 0

Reorder the terms:
(2 + -7x) + -1(-2x + 9) = 0

Remove parenthesis around (2 + -7x)
2 + -7x + -1(-2x + 9) = 0

Reorder the terms:
2 + -7x + -1(9 + -2x) = 0
2 + -7x + (9 * -1 + -2x * -1) = 0
2 + -7x + (-9 + 2x) = 0

Reorder the terms:
2 + -9 + -7x + 2x = 0

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

Combine like terms: -7x + 2x = -5x
-7 + -5x = 0

Solving
-7 + -5x = 0

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + -5x = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -5x = 0 + 7
-5x = 0 + 7

Combine like terms: 0 + 7 = 7
-5x = 7

Divide each side by '-5'.
x = -1.4

Simplifying
x = -1.4

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