-2r+1=7(2r-7)-8(-7+2r)

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Solution for -2r+1=7(2r-7)-8(-7+2r) equation:


Simplifying
-2r + 1 = 7(2r + -7) + -8(-7 + 2r)

Reorder the terms:
1 + -2r = 7(2r + -7) + -8(-7 + 2r)

Reorder the terms:
1 + -2r = 7(-7 + 2r) + -8(-7 + 2r)
1 + -2r = (-7 * 7 + 2r * 7) + -8(-7 + 2r)
1 + -2r = (-49 + 14r) + -8(-7 + 2r)
1 + -2r = -49 + 14r + (-7 * -8 + 2r * -8)
1 + -2r = -49 + 14r + (56 + -16r)

Reorder the terms:
1 + -2r = -49 + 56 + 14r + -16r

Combine like terms: -49 + 56 = 7
1 + -2r = 7 + 14r + -16r

Combine like terms: 14r + -16r = -2r
1 + -2r = 7 + -2r

Add '2r' to each side of the equation.
1 + -2r + 2r = 7 + -2r + 2r

Combine like terms: -2r + 2r = 0
1 + 0 = 7 + -2r + 2r
1 = 7 + -2r + 2r

Combine like terms: -2r + 2r = 0
1 = 7 + 0
1 = 7

Solving
1 = 7

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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