-4y-7y=-21+120

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Solution for -4y-7y=-21+120 equation: 



-4y-7y=-21+120

We move all terms to the left:

-4y-7y-(-21+120)=0

We add all the numbers together, and all the variables

-4y-7y-99=0

We add all the numbers together, and all the variables

-11y-99=0

We move all terms containing y to the left, all other terms to the right

-11y=99

y=99/-11

y=-9

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