Solve the equation.-48(x + 2) = 8(x - 12)
A. -40
B. all real numbers
C. ?
D. 0
Answer: D
Mathematics
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Find f1 in the circuit below when R1 = 1 Kê, R2 = 4 Kê, C1 = 0.1 æF, C2 = 700 pF, and E = 20 V.
a. 1 KHz
b. 318 H3
c. 4 KHz
d. 8 KHz
e. 16 KHz
Mathematics
Simplify.
? 
A. - 
B. 
C. 
D. 
Mathematics
Solve the problem.An experiment is done to compare the strength of two types of fishing lines. Several lengths of each type were tested and the results are in the two tables below. Which type of fishing line is better?Line XLine YStrength, in pounds Strength, in pounds100?104?108?100?108?106100?104?106?109?100?109104?109?104?100?100?106
A. Line Y B. Line X
Mathematics
Factor. Check by multiplying.20a + 5b
A. 20(a + b) B. 4(5a + 5b) C. 5(4a + b) D. 5(4a + 5b)
Mathematics