Answer:
y = 9
Step-by-step explanation:
Given
4 + = 7
Isolate the term in y by subtracting 4 from both sides
= 3 ( multiply both sides by 3 )
y = 3 × 3 = 9
a toy ball expands and contracts. When it is completely closed, it has a diameter of 15.5. Find the volume of the ball when it i
1 answer:
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