Answer:
65 & 115
Step-by-step explanation:
<EGF = (180 - 50) /2 = 65 degree
<CGF = 180 - 65 = 115 degree
Multiply first equaton by -1 and add to first
-2x+y=7
<u>4x-y=-4 +</u>
2x+0y=3
2x=3
divide 2
x=3/2
sub
2x-y=-7
2(3/2)-y=-7
3-y=-7
minus 3
-y=-10
negative 1 times both sides
y=10
(3/2,10)
(1.5,10)
B is ansre
Answer:
540
Step-by-step explanation:
1+1 = 2 that is the answer