-7(2x-3)+4(x-5)=9

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Solution for -7(2x-3)+4(x-5)=9 equation:


Simplifying
-7(2x + -3) + 4(x + -5) = 9

Reorder the terms:
-7(-3 + 2x) + 4(x + -5) = 9
(-3 * -7 + 2x * -7) + 4(x + -5) = 9
(21 + -14x) + 4(x + -5) = 9

Reorder the terms:
21 + -14x + 4(-5 + x) = 9
21 + -14x + (-5 * 4 + x * 4) = 9
21 + -14x + (-20 + 4x) = 9

Reorder the terms:
21 + -20 + -14x + 4x = 9

Combine like terms: 21 + -20 = 1
1 + -14x + 4x = 9

Combine like terms: -14x + 4x = -10x
1 + -10x = 9

Solving
1 + -10x = 9

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + -10x = 9 + -1

Combine like terms: 1 + -1 = 0
0 + -10x = 9 + -1
-10x = 9 + -1

Combine like terms: 9 + -1 = 8
-10x = 8

Divide each side by '-10'.
x = -0.8

Simplifying
x = -0.8

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