(28 * x) -42 = 154
28x - 42 = 154
28x = 196
the unknown number is 7
Answer:
7/56
Step-by-step explanation:
This is because there are 56 people and seven out of them are on the honor roll and have perfect attendance. You have a seven out of fifty-six chance of choosing them.
Answer:
14
Step-by-step explanation:
6+8=14
Answer: B. 30
<u>Step-by-step explanation:</u>
When given a secant and a tangent, the formula is:
exterior of secant × secant = tangent²
KM × JK = LK²
10 × (JM + 10) = 20²
10JM + 100 = 400
10JM = 300
JM = 30
Work shown above! Answer is
a = 144
b = 67
