Answer:
68+72+85=225
plus 79 =304 divided by 4 = 76
plus 89 =314 divided by 4 = 78.5
plus 91=316 divided by 4 = 79
so the answer is C
plz brainlest
Answer:
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Step-by-step explanation:
619# for a good day at school today I am so proud to have a good night at school today so I’m going on my
Y = 8(49) + 9(7) + 11
y = 466
AC = 39
Side Am/mB (x + 1)/(2x - 5)
Side Am/mC (x + 21)/(2x + 21)
m is the point where the parallel line is.
AB = AC
(x+1)/(2x -5) =(x +21)/(2x+21)
Cross multiply.
(x+1)(2x+21)=(2x-5)(x+21)
2x^2+23x+21=2x^2+37x-105
Subtract 2x^2 from both sides.
23x+21=37x-105
Subtract 23x from both sides.
21= 14x -105
Add 105 to both sides
126 = 14x
Divide both sides by 14
x = 9
Plug 9 back in for x in
2x + 21
2(9) + 21 = 39