5(x-40)=2(x-40)+21

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Solution for 5(x-40)=2(x-40)+21 equation:


Simplifying
5(x + -40) = 2(x + -40) + 21

Reorder the terms:
5(-40 + x) = 2(x + -40) + 21
(-40 * 5 + x * 5) = 2(x + -40) + 21
(-200 + 5x) = 2(x + -40) + 21

Reorder the terms:
-200 + 5x = 2(-40 + x) + 21
-200 + 5x = (-40 * 2 + x * 2) + 21
-200 + 5x = (-80 + 2x) + 21

Reorder the terms:
-200 + 5x = -80 + 21 + 2x

Combine like terms: -80 + 21 = -59
-200 + 5x = -59 + 2x

Solving
-200 + 5x = -59 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-200 + 5x + -2x = -59 + 2x + -2x

Combine like terms: 5x + -2x = 3x
-200 + 3x = -59 + 2x + -2x

Combine like terms: 2x + -2x = 0
-200 + 3x = -59 + 0
-200 + 3x = -59

Add '200' to each side of the equation.
-200 + 200 + 3x = -59 + 200

Combine like terms: -200 + 200 = 0
0 + 3x = -59 + 200
3x = -59 + 200

Combine like terms: -59 + 200 = 141
3x = 141

Divide each side by '3'.
x = 47

Simplifying
x = 47

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