Answer:
B
Step-by-step explanation:
the opposite angles of the quadrilateral ABDC are supplementary , that is
∠ BDC + 40° = 180° ( subtract 40° from both sides )
∠ BDC = 140°
Answer:
8%
Step-by-step explanation:
1) create equation
y = (4)2.5 + 125
2) simplify
y = 10 + 125
y = 135
3) find difference
x = 135-125/125
x = 0.08
x = 8%
Step-by-step explanation:
Decimals can always be put over 1, as they're part of a whole number.

<u>Multiply both numerator and denominator by 100:</u>
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Answer:
Step-by-step explanation:
Por aspa simple:
x²+x-30=0
X +6
X -5
(x+6)(x-5)=0
x+6=0
x=-6
x-5=0
x=5
espero te sirva suerte en tus estudios :D
Answer:
x = -5
Step-by-step explanation:
i took algebra a couple years ago :)