5+7r+3r=5(r-4)

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


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

Combine like terms: 7r + 3r = 10r
5 + 10r = 5(r + -4)

Reorder the terms:
5 + 10r = 5(-4 + r)
5 + 10r = (-4 * 5 + r * 5)
5 + 10r = (-20 + 5r)

Solving
5 + 10r = -20 + 5r

Solving for variable 'r'.

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

Add '-5r' to each side of the equation.
5 + 10r + -5r = -20 + 5r + -5r

Combine like terms: 10r + -5r = 5r
5 + 5r = -20 + 5r + -5r

Combine like terms: 5r + -5r = 0
5 + 5r = -20 + 0
5 + 5r = -20

Add '-5' to each side of the equation.
5 + -5 + 5r = -20 + -5

Combine like terms: 5 + -5 = 0
0 + 5r = -20 + -5
5r = -20 + -5

Combine like terms: -20 + -5 = -25
5r = -25

Divide each side by '5'.
r = -5

Simplifying
r = -5

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