-40=5(7r-1)

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Solution for -40=5(7r-1) equation:


Simplifying
-40 = 5(7r + -1)

Reorder the terms:
-40 = 5(-1 + 7r)
-40 = (-1 * 5 + 7r * 5)
-40 = (-5 + 35r)

Solving
-40 = -5 + 35r

Solving for variable 'r'.

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

Add '-35r' to each side of the equation.
-40 + -35r = -5 + 35r + -35r

Combine like terms: 35r + -35r = 0
-40 + -35r = -5 + 0
-40 + -35r = -5

Add '40' to each side of the equation.
-40 + 40 + -35r = -5 + 40

Combine like terms: -40 + 40 = 0
0 + -35r = -5 + 40
-35r = -5 + 40

Combine like terms: -5 + 40 = 35
-35r = 35

Divide each side by '-35'.
r = -1

Simplifying
r = -1

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