Answer:
the answer would be 12 I think.
Step-by-step explanation:
X^2+6x=7X^2
perimeter =48
18+18+6+6=48
x-12=x/3
Multiply both sides by 3
3x-36=x
3x=x+36
2x=36
x=18
18-12=18/3
6=6
One side 18 another side 6
Answer:
English please?
Step-by-step explanation:
...........
3 less than twice a number x.
Twice a number would be the x multiplied by 2, and 3 less would be 3 subtracted by 2*x.
2x-3 <- The numeral form.
I hope this helps!
~kaikers
