Answer: -5
Step-by-step explanation:
r/s ×3
calculate the product
r×3/s
use the commutative property to reorder the terms
Answer : 3r/s
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The answers are :
13) 9
14) 200
15) -10
16) -300
17) -276
18) -66
2/3x - 1/2y = 3 |multiply both sides by 6
4x - 3y = 18
1/2x + y = 5 |multiply both sides by 2
x + 2y = 10
Answer: 4x - 3y and x + 2y = 10.
