He has 12 quarters and 15 dimes. 12 x .25=3. 15 x .1 = 1.5
1.5 + 3 = 4.5
Hope this helps
Answer:
70
Step-by-step explanation:
k = 6(-5)+100 = -30+100 = 70
Answer:
x=-14
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3(-14+2)=2*-14-8
-36=-36
Step-by-step explanation:
Answer:
n= -12
Step-by-step explanation:
- 2n/3 + 7=15 Subtract 7 from both sides and move all terms containing
-7 = -7 n to the right
- 2n/3 = 8 multiply both sides of equation by - 3/2
-3/2 x (-2n/3) = -3/2 x 8
n= -3/2 x 8 cancel the common factor of 3
n= -12