3(-5r-1)=-35+r

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Solution for 3(-5r-1)=-35+r equation:


Simplifying
3(-5r + -1) = -35 + r

Reorder the terms:
3(-1 + -5r) = -35 + r
(-1 * 3 + -5r * 3) = -35 + r
(-3 + -15r) = -35 + r

Solving
-3 + -15r = -35 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
-3 + -15r + -1r = -35 + r + -1r

Combine like terms: -15r + -1r = -16r
-3 + -16r = -35 + r + -1r

Combine like terms: r + -1r = 0
-3 + -16r = -35 + 0
-3 + -16r = -35

Add '3' to each side of the equation.
-3 + 3 + -16r = -35 + 3

Combine like terms: -3 + 3 = 0
0 + -16r = -35 + 3
-16r = -35 + 3

Combine like terms: -35 + 3 = -32
-16r = -32

Divide each side by '-16'.
r = 2

Simplifying
r = 2

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