5(x-3)=2(4x+21)

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Solution for 5(x-3)=2(4x+21) equation:


Simplifying
5(x + -3) = 2(4x + 21)

Reorder the terms:
5(-3 + x) = 2(4x + 21)
(-3 * 5 + x * 5) = 2(4x + 21)
(-15 + 5x) = 2(4x + 21)

Reorder the terms:
-15 + 5x = 2(21 + 4x)
-15 + 5x = (21 * 2 + 4x * 2)
-15 + 5x = (42 + 8x)

Solving
-15 + 5x = 42 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-15 + 5x + -8x = 42 + 8x + -8x

Combine like terms: 5x + -8x = -3x
-15 + -3x = 42 + 8x + -8x

Combine like terms: 8x + -8x = 0
-15 + -3x = 42 + 0
-15 + -3x = 42

Add '15' to each side of the equation.
-15 + 15 + -3x = 42 + 15

Combine like terms: -15 + 15 = 0
0 + -3x = 42 + 15
-3x = 42 + 15

Combine like terms: 42 + 15 = 57
-3x = 57

Divide each side by '-3'.
x = -19

Simplifying
x = -19

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