4x-3(x-7)=-20

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Solution for 4x-3(x-7)=-20 equation:


Simplifying
4x + -3(x + -7) = -20

Reorder the terms:
4x + -3(-7 + x) = -20
4x + (-7 * -3 + x * -3) = -20
4x + (21 + -3x) = -20

Reorder the terms:
21 + 4x + -3x = -20

Combine like terms: 4x + -3x = 1x
21 + 1x = -20

Solving
21 + 1x = -20

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + 1x = -20 + -21

Combine like terms: 21 + -21 = 0
0 + 1x = -20 + -21
1x = -20 + -21

Combine like terms: -20 + -21 = -41
1x = -41

Divide each side by '1'.
x = -41

Simplifying
x = -41

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