5x-4=7(x-3)

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


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

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

Reorder the terms:
-4 + 5x = 7(-3 + x)
-4 + 5x = (-3 * 7 + x * 7)
-4 + 5x = (-21 + 7x)

Solving
-4 + 5x = -21 + 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.
-4 + 5x + -7x = -21 + 7x + -7x

Combine like terms: 5x + -7x = -2x
-4 + -2x = -21 + 7x + -7x

Combine like terms: 7x + -7x = 0
-4 + -2x = -21 + 0
-4 + -2x = -21

Add '4' to each side of the equation.
-4 + 4 + -2x = -21 + 4

Combine like terms: -4 + 4 = 0
0 + -2x = -21 + 4
-2x = -21 + 4

Combine like terms: -21 + 4 = -17
-2x = -17

Divide each side by '-2'.
x = 8.5

Simplifying
x = 8.5

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