7r+9-4r-3=

Solution for 7r+9-4r-3= equation:

Simplifying
7r + 9 + -4r + -3 = 0

Reorder the terms:
9 + -3 + 7r + -4r = 0

Combine like terms: 9 + -3 = 6
6 + 7r + -4r = 0

Combine like terms: 7r + -4r = 3r
6 + 3r = 0

Solving
6 + 3r = 0

Solving for variable 'r'.

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

Add '-6' to each side of the equation.
6 + -6 + 3r = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 3r = 0 + -6
3r = 0 + -6

Combine like terms: 0 + -6 = -6
3r = -6

Divide each side by '3'.
r = -2

Simplifying
r = -2