Solve the equation algebraically.(x - 7)2 = 49
A. 0; -14
B. 0; 14
C. -42; -42
D. -14; -14
Answer: B
Mathematics
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Find approximate solutions of the equation. Round your results to the second decimal place. Use a graphing calculator table to verify your work.2.7x2 - 4.2x = 13.1
A. -3.12, 6.23 B. -4.21, 8.41 C. -1.56, 3.11 D. -11.84, 13.39
Mathematics
Solve.On the morning of December 19 the temperature was -4°F. The next morning the temperature had risen 14°F. What was the temperature on the morning of December 20?
A. -10°F B. 18°F C. -18°F D. 10°F
Mathematics
Choose the most reasonable unit of measure.Horse weight 470 
(mg, g, kg)
A. mg B. g C. kg
Mathematics
Solve the equation.22 = -30 + m
A. m = -52 B. m = 52 C. m = 8 D. m = -8
Mathematics