Solve for u.
-8u + 2u - -12u - 19u + -2u = 15
what does u eqaul

-8u+2u+12u-19u-2u=15

-6u+12u-19u-2u=15

6u-19u-2u=15

-13u-2u=15

-15u^2=15

-15u^2÷ 15=15÷15

-u=1

u=-1

that's answer is u=-1

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he answer is x=1x3 because x=1 to x=3