Answer:
51
Step-by-step explanation:
y is the ten digit
and x the ones digit
y+x=6 -> x=6-y subtracted each side by y
2y+3=x
2y+3=6-y they both equal x so the equal each other
add y to both side to get rid of the y
minus 3 form both side to get rid of the 3
3y=3
y=1
plug it in
2(1)+3=x
5=x
51
Answer:
15
Step-by-step explanation:
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Answer:
It's C
Step-by-step explanation:
Answer:
It's It is the same as the surface area of the original cube.
Step-by-step explanation:
I made sure it was correct. :)
Answer:
the constant of proportionality is 2/3 because that is the value in front of x
