3(x-2)-5(x-1)=-7

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Solution for 3(x-2)-5(x-1)=-7 equation:


Simplifying
3(x + -2) + -5(x + -1) = -7

Reorder the terms:
3(-2 + x) + -5(x + -1) = -7
(-2 * 3 + x * 3) + -5(x + -1) = -7
(-6 + 3x) + -5(x + -1) = -7

Reorder the terms:
-6 + 3x + -5(-1 + x) = -7
-6 + 3x + (-1 * -5 + x * -5) = -7
-6 + 3x + (5 + -5x) = -7

Reorder the terms:
-6 + 5 + 3x + -5x = -7

Combine like terms: -6 + 5 = -1
-1 + 3x + -5x = -7

Combine like terms: 3x + -5x = -2x
-1 + -2x = -7

Solving
-1 + -2x = -7

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 + -2x = -7 + 1

Combine like terms: -1 + 1 = 0
0 + -2x = -7 + 1
-2x = -7 + 1

Combine like terms: -7 + 1 = -6
-2x = -6

Divide each side by '-2'.
x = 3

Simplifying
x = 3

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