5(2r+4)=3(2r-9)+4r-7

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Solution for 5(2r+4)=3(2r-9)+4r-7 equation: 


Simplifying
5(2r + 4) = 3(2r + -9) + 4r + -7

Reorder the terms:
5(4 + 2r) = 3(2r + -9) + 4r + -7
(4 * 5 + 2r * 5) = 3(2r + -9) + 4r + -7
(20 + 10r) = 3(2r + -9) + 4r + -7

Reorder the terms:
20 + 10r = 3(-9 + 2r) + 4r + -7
20 + 10r = (-9 * 3 + 2r * 3) + 4r + -7
20 + 10r = (-27 + 6r) + 4r + -7

Reorder the terms:
20 + 10r = -27 + -7 + 6r + 4r

Combine like terms: -27 + -7 = -34
20 + 10r = -34 + 6r + 4r

Combine like terms: 6r + 4r = 10r
20 + 10r = -34 + 10r

Add '-10r' to each side of the equation.
20 + 10r + -10r = -34 + 10r + -10r

Combine like terms: 10r + -10r = 0
20 + 0 = -34 + 10r + -10r
20 = -34 + 10r + -10r

Combine like terms: 10r + -10r = 0
20 = -34 + 0
20 = -34

Solving
20 = -34

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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