windows; how much will it cost?
Answer:
$20 (house) + $22 (windows) = $42
It will cost $42 to have Bill clean a house with 22 windows.
2x - 2y = 4
7909081131
8709196751
7250401594
9835094365
8340436845
7258061562
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B. Every rational number is a real number.
C. Every rational number is a perfect square.
D. Every integer is an irrational number.
7x<5x-8