4r+7r-3+5r=10

Solution for 4r+7r-3+5r=10 equation:

Simplifying
4r + 7r + -3 + 5r = 10

Reorder the terms:
-3 + 4r + 7r + 5r = 10

Combine like terms: 4r + 7r = 11r
-3 + 11r + 5r = 10

Combine like terms: 11r + 5r = 16r
-3 + 16r = 10

Solving
-3 + 16r = 10

Solving for variable 'r'.

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

Add '3' to each side of the equation.
-3 + 3 + 16r = 10 + 3

Combine like terms: -3 + 3 = 0
0 + 16r = 10 + 3
16r = 10 + 3

Combine like terms: 10 + 3 = 13
16r = 13

Divide each side by '16'.
r = 0.8125

Simplifying
r = 0.8125