7+10r+-8+-3=

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Solution for 7+10r+-8+-3= equation:


Simplifying
7 + 10r + -8 + -3 = 0

Reorder the terms:
7 + -8 + -3 + 10r = 0

Combine like terms: 7 + -8 = -1
-1 + -3 + 10r = 0

Combine like terms: -1 + -3 = -4
-4 + 10r = 0

Solving
-4 + 10r = 0

Solving for variable 'r'.

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

Add '4' to each side of the equation.
-4 + 4 + 10r = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 10r = 0 + 4
10r = 0 + 4

Combine like terms: 0 + 4 = 4
10r = 4

Divide each side by '10'.
r = 0.4

Simplifying
r = 0.4

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