4,9*(5-y)+7,9y=30

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Solution for 4,9*(5-y)+7,9y=30 equation: 



4.9(5-y)+7.9y=30

We move all terms to the left:

4.9(5-y)+7.9y-(30)=0

We add all the numbers together, and all the variables

4.9(-1y+5)+7.9y-30=0

We add all the numbers together, and all the variables

7.9y+4.9(-1y+5)-30=0

We multiply parentheses

7.9y-4.9y+24.5-30=0

We add all the numbers together, and all the variables

3y-5.5=0

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

3y=5.5

y=5.5/3

y=1+2.5/3

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