To simplify, we need to use the distributive property.
0.5 * 4a + 0.5 * 6b
2a + 3b
Now we have our final answer: 2a + 3b
Hope I helped! :)
There isn’t even a question
Answer:
Lines are parallel
Step-by-step explanation:
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Let m the tens digit and n the ones
the Original number is 10m+n
7(m+n) =10m+n
7m+7n=10m+n
6n=3m
Reversing the number 10n+m
10n+m=18+n+m
9n=18
n=2
6n=3m
6(2)=3m
3m=12
m=4
the number is 10m+n=10(4)+2=42