Pls answer quick I will give brainliest
1 answer:
Answer:
EBC and CBF are supplementary.
EBD=66
Step-by-step explanation:
Since vertical angles are congruent, ABE=CBF
ABE=40-x
40-x + 6x-30=90
5x+10=90
5x=80
x=16
16(6)-30=66
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direct proportion y=kx , k is constant and k does not equal to 0.
17.5=k(21)
k=5/6
when x =39
y=5/6 ×39
y=32.5
Answer:
31q+15
Step-by-step explanation:
can be simplified as 5-9+7=-4+7=3
This is middle school??? AinT no way
Answer: 3
Step-by-step explanation:
