4(a+10)+5(3a+3)=93
4a + 40 + 15a + 15 = 93
4a + 15a = 93 – 15 – 40
19a = 38
a = 2
10(3x-5)=10x+10
30x – 50 = 10x + 10
30x – 10x = 10 + 50
20x = 60
x = 3
35-9(y+3)-2=25-10y
35 – 9y – 27 – 2 = 25 – 10y
– 9y + 10y = 25 + 2 + 27 – 35
y = 19
4(a+10)+5(3a+3)=93
4a + 40 + 15a + 15 = 93
4a + 15a = 93 – 15 – 40
19a = 38
a = 2
10(3x-5)=10x+10
30x – 50 = 10x + 10
30x – 10x = 10 + 50
20x = 60
x = 3
35-9(y+3)-2=25-10y
35 – 9y – 27 – 2 = 25 – 10y
– 9y + 10y = 25 + 2 + 27 – 35
y = 19