(-r)-6(r+3)=-7

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Solution for (-r)-6(r+3)=-7 equation:


Simplifying
(-1r) + -6(r + 3) = -7

Reorder the terms:
(-1r) + -6(3 + r) = -7
(-1r) + (3 * -6 + r * -6) = -7
(-1r) + (-18 + -6r) = -7

Reorder the terms:
-18 + (-1r) + -6r = -7

Combine like terms: (-1r) + -6r = -7r
-18 + -7r = -7

Solving
-18 + -7r = -7

Solving for variable 'r'.

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

Add '18' to each side of the equation.
-18 + 18 + -7r = -7 + 18

Combine like terms: -18 + 18 = 0
0 + -7r = -7 + 18
-7r = -7 + 18

Combine like terms: -7 + 18 = 11
-7r = 11

Divide each side by '-7'.
r = -1.571428571

Simplifying
r = -1.571428571

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