Answer:
1. 9/10
2. 7/3
3. 49/3
Step-by-step explanation:
The money is a lot so it would be c
Answer: 3x+7=a
a+X=63 a=63-x
Substitute into first formula
3x+7=63-x
4x=56
X=
26/2
X=13
A=50
Plug-in answers to check my work
50=3*13+7 46 not equal to 50
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Step-by-step explanation:
Answer:
7 7/24
Step-by-step explanation:
first put the wholes inside the fraction:


Then multiply numerator times numerator, denominator times denominator and take out wholes again:

Answer/Step-by-step explanation:
72/12=6
6x5=30
30 points.