Answer with explanation:
1. →4=q +13
Subtracting 13 from both sides
→ q+13-13=4-13
→q= -9
2.→ 5.5 = -2 +d
Adding ,2 on both sides
→ 5.5 +2=d
→d =7.5
3.→ -7 y =28
Dividing both sides by , -7 we get
→ y= -4
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