Estimate the difference. 16.2 - 7.8 A. 4 B. 5 C. 8 D.11
2 answers:
Answer:
C: 8
Step-by-step explanation:
To solve for this problem, we are subtracting 16.2-7.8. Even though these numbers have decimals attached to them, here is a simple rule to remember:
If the decimal is below 0.5 round Down
If the decimal is above 0.5, round Up
The work for this problem would be as follows:
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Answer:
x = 4
Step-by-step explanation:
Given
(x - 7) = - 2
Multiply both sides by 3 to clear the fraction
2(x - 7) = - 6 ← distribute left side
2x - 14 = - 6 ( add 14 to both sides )
2x = 8 ( divide both sides by 2 )
x = 4
<span> </span> <span>if you want to determine the perimeter / length, use a normal measure - ft.
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