-7u+3=-4(u+3)

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Solution for -7u+3=-4(u+3) equation:


Simplifying
-7u + 3 = -4(u + 3)

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

Reorder the terms:
3 + -7u = -4(3 + u)
3 + -7u = (3 * -4 + u * -4)
3 + -7u = (-12 + -4u)

Solving
3 + -7u = -12 + -4u

Solving for variable 'u'.

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

Add '4u' to each side of the equation.
3 + -7u + 4u = -12 + -4u + 4u

Combine like terms: -7u + 4u = -3u
3 + -3u = -12 + -4u + 4u

Combine like terms: -4u + 4u = 0
3 + -3u = -12 + 0
3 + -3u = -12

Add '-3' to each side of the equation.
3 + -3 + -3u = -12 + -3

Combine like terms: 3 + -3 = 0
0 + -3u = -12 + -3
-3u = -12 + -3

Combine like terms: -12 + -3 = -15
-3u = -15

Divide each side by '-3'.
u = 5

Simplifying
u = 5

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