Question

解下列方程.3-2（m-3)=5m+1 3(y-10)-2(y+15)=0

Answer 1

3 - 2(m - 3) = 5m + 1

3 - 2m + 6 = 5m + 1

5m + 2m = 3 + 6 - 1

7m = 8

m = 8/7

3(y -10) - 2(y + 15) = 0

3y - 30 - 2y - 30 = 0

3y - 2y = 30 + 30

y = 60