135k views
5 votes
Please help me with this

solve for y

Please help me with this solve for y-example-1
User Demetrious
by
6.1k points

1 Answer

0 votes

We know the two angles are equal because they are Alternate Exterior angles. So, we can write the equation:

3y + 53 = 7y - 55

Now solve.

Add 55 to both sides

3y + 108 = 7y

Subtract 3y from both sides

108 = 4y

Divide by 4 on both sides

27 = y

User Jania
by
5.2k points