Solve the equation.-7.9x + 1.2 = -67.8 - 1.0x
A. {10}
B. {8.7}
C. {-76}
D. {8.9}
Answer: A
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, u = 7x + 4
A. 
+ C
B. 
+ C
C. 
+ C
D. 2
+ C
Determine the most appropriate metric unit to go in the blank. Choose from L, mL, kg, g, and mg.The tablet contained 400 
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A. kg B. g C. mg D. mL E. L
Multiply and simplify.sin ? (sec ? tan ? + csc ? + cot ?)
A. 1 + 2 sin2? B. sin2? - 1 + cos ? C. sin ? + 2 sec ? D. sec2? + cos ?
Solve the problem.A railroad bridge is built over a V-shaped canyon. If the supports are 3 feet long at each end, the center support is 253 feet long, and the supports increase in length by 2 feet with each support (from 3 feet to 253 feet), what is the total length of all the supports?
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