3.5r-7=

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Solution for 3.5r-7= equation: 


Simplifying
3.5r + -7 = 0

Reorder the terms:
-7 + 3.5r = 0

Solving
-7 + 3.5r = 0

Solving for variable 'r'.

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

Add '7' to each side of the equation.
-7 + 7 + 3.5r = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 3.5r = 0 + 7
3.5r = 0 + 7

Combine like terms: 0 + 7 = 7
3.5r = 7

Divide each side by '3.5'.
r = 2

Simplifying
r = 2

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