15-4(x-1)=7(x-2)

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Solution for 15-4(x-1)=7(x-2) equation:


Simplifying
15 + -4(x + -1) = 7(x + -2)

Reorder the terms:
15 + -4(-1 + x) = 7(x + -2)
15 + (-1 * -4 + x * -4) = 7(x + -2)
15 + (4 + -4x) = 7(x + -2)

Combine like terms: 15 + 4 = 19
19 + -4x = 7(x + -2)

Reorder the terms:
19 + -4x = 7(-2 + x)
19 + -4x = (-2 * 7 + x * 7)
19 + -4x = (-14 + 7x)

Solving
19 + -4x = -14 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
19 + -4x + -7x = -14 + 7x + -7x

Combine like terms: -4x + -7x = -11x
19 + -11x = -14 + 7x + -7x

Combine like terms: 7x + -7x = 0
19 + -11x = -14 + 0
19 + -11x = -14

Add '-19' to each side of the equation.
19 + -19 + -11x = -14 + -19

Combine like terms: 19 + -19 = 0
0 + -11x = -14 + -19
-11x = -14 + -19

Combine like terms: -14 + -19 = -33
-11x = -33

Divide each side by '-11'.
x = 3

Simplifying
x = 3

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