Answer: Sam had to save $15 for 11 weeks
Step-by-step explanation:
$45+$15w=$210
Subtract $45 on both sides:
$45-$45+$15w=$210-$45
$15w=$165
Divide 15 on both sides:
15/15w=165/15
w=11
Answer:
11 weeks
Range is 19.54
I. If R = H - L
when R is Range, H is highest value and L is lowest value
R = 25.6 - 6.06
R = 19.54
B. -1/12
1/2 - 5/6 + 1/4 = -1/12
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