5(r-140)+5r=4000

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Solution for 5(r-140)+5r=4000 equation:


Simplifying
5(r + -140) + 5r = 4000

Reorder the terms:
5(-140 + r) + 5r = 4000
(-140 * 5 + r * 5) + 5r = 4000
(-700 + 5r) + 5r = 4000

Combine like terms: 5r + 5r = 10r
-700 + 10r = 4000

Solving
-700 + 10r = 4000

Solving for variable 'r'.

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

Add '700' to each side of the equation.
-700 + 700 + 10r = 4000 + 700

Combine like terms: -700 + 700 = 0
0 + 10r = 4000 + 700
10r = 4000 + 700

Combine like terms: 4000 + 700 = 4700
10r = 4700

Divide each side by '10'.
r = 470

Simplifying
r = 470

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