2(6x+20) +2(8x-16)=180
12x+16x+40-32=180
28x+8=180
X=180-8/28=6
I think so my calculation may be wrong )
Answer:
2:5
Step-by-step explanation:
ANSWER

EXPLANATION
The given problem is

This is defined if and only if

Even the given expression can be simplified to obtain:

The exclusion is

Area is you multiply 7.9 by 5.9 then divide by two and then the perimeter is you add 7.9+5.9+9.86 I think
Step-by-step explanation:
If your question is x² + 5xy
Then,
Numerical coefficient = Number in the given expression
Numerical coefficient = 5
Option A