Answer:
s=4& c=7
Step-by-step explanation:
3(4)+9(7)=$75
8(4)+5(7)=$67
Answer:
<h2>x = 15</h2>
Step-by-step explanation:

Answer:
...
Step-by-step explanation:
Ie 32^2 - 4ac=0 so ac=256 and a+c=130
So, that means:2 equations ac=256 a+c=130 ie c=130-a
So,a(130-a)=256 so 130a -a^2=256 ie a^2-130a +256=0 (a-2)(a-128)=0
Finally,giving a= 2 or a=128 so, a=2 c=128 or a=128 c=2
Since, a>c , a=128 and c=2 ie (128,2)
1. 1’s only factor IS 1, so it’s kind of your only choice.