7\5=28/x so complete the equation by simple algebra.so the x will be 20
Answer:
Step-by-step explanation:
Looking at 
:
(angle sum of triangle is 
)
Looking at 
:
(angle of straight is )
(angle sum of triangle is 
)
Hope this helps :)
Answer:
0.525 %
Step-by-step explanation:
there is a total of 80 students and 42 received a A or B so 42/80 = 0.525
Hope this helps!
You plug -x+16 in for y in x+4y=37 to get x after you multiply x+4y=37 by -1.
-x-4(-x+16)=-37
-x+4x-64=-37
3x-64=-37
3x=27
x=9
Then you plug 9 into either equation to get y.
y=-x+16
y=-(9)+16
y=7
x=9 and y=7
Answer:
b
Step-by-step explanation:
