3r=2(7+5r)

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Solution for 3r=2(7+5r) equation: 


Simplifying
3r = 2(7 + 5r)
3r = (7 * 2 + 5r * 2)
3r = (14 + 10r)

Solving
3r = 14 + 10r

Solving for variable 'r'.

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

Add '-10r' to each side of the equation.
3r + -10r = 14 + 10r + -10r

Combine like terms: 3r + -10r = -7r
-7r = 14 + 10r + -10r

Combine like terms: 10r + -10r = 0
-7r = 14 + 0
-7r = 14

Divide each side by '-7'.
r = -2

Simplifying
r = -2

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