4x-45=-7(x-3)

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Solution for 4x-45=-7(x-3) equation:


Simplifying
4x + -45 = -7(x + -3)

Reorder the terms:
-45 + 4x = -7(x + -3)

Reorder the terms:
-45 + 4x = -7(-3 + x)
-45 + 4x = (-3 * -7 + x * -7)
-45 + 4x = (21 + -7x)

Solving
-45 + 4x = 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.
-45 + 4x + 7x = 21 + -7x + 7x

Combine like terms: 4x + 7x = 11x
-45 + 11x = 21 + -7x + 7x

Combine like terms: -7x + 7x = 0
-45 + 11x = 21 + 0
-45 + 11x = 21

Add '45' to each side of the equation.
-45 + 45 + 11x = 21 + 45

Combine like terms: -45 + 45 = 0
0 + 11x = 21 + 45
11x = 21 + 45

Combine like terms: 21 + 45 = 66
11x = 66

Divide each side by '11'.
x = 6

Simplifying
x = 6

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