Answer:The system of inequalities describing this situation is
3y+7x≤500
y ≥2x+4
Step-by-step explanation:hope this will help u in the test I hope u get 100 percent in the test good luck.
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Answer:
x = - 8, x = 8
Step-by-step explanation:
Given
x² - 64 = 0 ( add 64 to both sides )
x² = 64 ( take the square root of both sides )
x = ±
= ± 8