70=2r*10

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Solution for 70=2r*10 equation:


Simplifying
70 = 2r * 10

Reorder the terms for easier multiplication:
70 = 2 * 10r

Multiply 2 * 10
70 = 20r

Solving
70 = 20r

Solving for variable 'r'.

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

Add '-20r' to each side of the equation.
70 + -20r = 20r + -20r

Combine like terms: 20r + -20r = 0
70 + -20r = 0

Add '-70' to each side of the equation.
70 + -70 + -20r = 0 + -70

Combine like terms: 70 + -70 = 0
0 + -20r = 0 + -70
-20r = 0 + -70

Combine like terms: 0 + -70 = -70
-20r = -70

Divide each side by '-20'.
r = 3.5

Simplifying
r = 3.5

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