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Answer:
number of dimes is 8
number of quarters is 15
Step-by-step explanation:
let 'd' = number of dimes
let 'd+7' = number of quarters
.10d + .25(d + 7) = 4.55
.10d + .25d + 1.75 = 4.55
.35d = 2.80
d = 8
q = 7 + 8
Answer:
Each cookie is $0.67
Step-by-step explanation:
Equation:
1.94 + 12c = 9.98
12c = 8.04
c = 8.04/12
c = 0.67
1 cookie was $ 0.67
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Answer:
inequality form: x<14
Step-by-step explanation: Isolate the variable by dividing each side by factors that don't contain the variable.