Answer:
1) a = 8
2) q = 23
Step-by-step explanation:
1)
(a - 2) / 9 = 2 / 3
(a - 2) = (2 / 3) * 9
a - 2 = 18 / 3
a - 2 = 6
a = 6 + 2
a = 8
2)
(q + 2) / 5 = (2q - 11) / 7
q/5 + 2/5 = 2q/7 - 11/7
2/5 + 11/7 = 2q/7 - q/5
69/35 = 3q / 35
(69/35) * 35 = 3q
69 = 3q
69/3 = q
23 = q
