4x-3(2x-1)=7x-42

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Solution for 4x-3(2x-1)=7x-42 equation:


Simplifying
4x + -3(2x + -1) = 7x + -42

Reorder the terms:
4x + -3(-1 + 2x) = 7x + -42
4x + (-1 * -3 + 2x * -3) = 7x + -42
4x + (3 + -6x) = 7x + -42

Reorder the terms:
3 + 4x + -6x = 7x + -42

Combine like terms: 4x + -6x = -2x
3 + -2x = 7x + -42

Reorder the terms:
3 + -2x = -42 + 7x

Solving
3 + -2x = -42 + 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.
3 + -2x + -7x = -42 + 7x + -7x

Combine like terms: -2x + -7x = -9x
3 + -9x = -42 + 7x + -7x

Combine like terms: 7x + -7x = 0
3 + -9x = -42 + 0
3 + -9x = -42

Add '-3' to each side of the equation.
3 + -3 + -9x = -42 + -3

Combine like terms: 3 + -3 = 0
0 + -9x = -42 + -3
-9x = -42 + -3

Combine like terms: -42 + -3 = -45
-9x = -45

Divide each side by '-9'.
x = 5

Simplifying
x = 5

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