1) 2.31b = 15.66 - 6.42
2.31b = 9.24
b = 4
2)54.6 - y - 14 = 18.7
y = 54.6 - 14 - 18.7
y = 21.9
3)3.6x - 8.7 = 12.6/6
3.6x = 2.1 + 8.7
x = 3
4) a - 0.95 = 0.549/0.18
a = 3.05 + 0.95
a = 4
5) 41.9 - y = 3.5*4.7
y = 41.9 - 16.45
y = 25.45
6) 7x = 3.192
x = 0.456
7) 12x = 9.1 - 0.28
x = 8.82/12
x = 0.735
8) 14.2y = 65.1 - 15.4
14.2y = 49.7
y = 3.5
2)
3)
4)
5)
6)
7)
8)
1) 2.31b = 15.66 - 6.42
2.31b = 9.24
b = 4
2)54.6 - y - 14 = 18.7
y = 54.6 - 14 - 18.7
y = 21.9
3)3.6x - 8.7 = 12.6/6
3.6x = 2.1 + 8.7
x = 3
4) a - 0.95 = 0.549/0.18
a = 3.05 + 0.95
a = 4
5) 41.9 - y = 3.5*4.7
y = 41.9 - 16.45
y = 25.45
6) 7x = 3.192
x = 0.456
7) 12x = 9.1 - 0.28
x = 8.82/12
x = 0.735
8) 14.2y = 65.1 - 15.4
14.2y = 49.7
y = 3.5