W+D=659
W=D-91
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(D-91)+D=659
D-91+D=659
2D=750
D=750/2=375
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W+375=659
W=284
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So the dryer had cost $375 and the washer had cost $284.
The answer is D $126,if three cost $54 that means one costs $18 and just multiply it with seven
Answer:
Step-by-step explanation:
Hey! I cant draw the shape in the answer box. Sowiee
Answer:


The interval notation is: 
Step-by-step explanation:


