3(x-5)=4(x-7)

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Solution for 3(x-5)=4(x-7) equation:


Simplifying
3(x + -5) = 4(x + -7)

Reorder the terms:
3(-5 + x) = 4(x + -7)
(-5 * 3 + x * 3) = 4(x + -7)
(-15 + 3x) = 4(x + -7)

Reorder the terms:
-15 + 3x = 4(-7 + x)
-15 + 3x = (-7 * 4 + x * 4)
-15 + 3x = (-28 + 4x)

Solving
-15 + 3x = -28 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-15 + 3x + -4x = -28 + 4x + -4x

Combine like terms: 3x + -4x = -1x
-15 + -1x = -28 + 4x + -4x

Combine like terms: 4x + -4x = 0
-15 + -1x = -28 + 0
-15 + -1x = -28

Add '15' to each side of the equation.
-15 + 15 + -1x = -28 + 15

Combine like terms: -15 + 15 = 0
0 + -1x = -28 + 15
-1x = -28 + 15

Combine like terms: -28 + 15 = -13
-1x = -13

Divide each side by '-1'.
x = 13

Simplifying
x = 13

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