8-7(-8r-2)=-426

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Solution for 8-7(-8r-2)=-426 equation: 


Simplifying
8 + -7(-8r + -2) = -426

Reorder the terms:
8 + -7(-2 + -8r) = -426
8 + (-2 * -7 + -8r * -7) = -426
8 + (14 + 56r) = -426

Combine like terms: 8 + 14 = 22
22 + 56r = -426

Solving
22 + 56r = -426

Solving for variable 'r'.

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

Add '-22' to each side of the equation.
22 + -22 + 56r = -426 + -22

Combine like terms: 22 + -22 = 0
0 + 56r = -426 + -22
56r = -426 + -22

Combine like terms: -426 + -22 = -448
56r = -448

Divide each side by '56'.
r = -8

Simplifying
r = -8

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