Solve the system by elimination.5 x - y = 114x + y = 16
A. (3, 4)
B. (3, 5)
C. (4, 3)
D. No solution
Answer: A
Mathematics
You might also like to view...
Find the value of the variable that satisfies the equation.2x + 6 = 14
A. x = 4 B. x = 10 C. x = 6 D. x = 1
Mathematics
Find the sum or difference.(7x6 + 6x8 - 7 + 4x7) - (-1 + 8x7 + 8x8 - 9x6)
A. -2x8 - 4x7 + 16x6 - 6 B. 14x8 + 12x7 - 2x6 - 8 C. 14x8 + 12x7 - 2x6 - 6 D. -2x8 + 12x7 - 2x6 - 8
Mathematics
Solve the formula for the specified variable.F = C + 32 for C
A. C =
B. C =
C. C = (F - 32)
D. C = (F - 32)
Mathematics
Solve the problem.A student earned scores of 85, 83, 90, 94, 88, and 84 on the first six tests in a biology class. What score is needed on the seventh test to result in an average score of 86?
A. 79 B. 80 C. 78 D. 81
Mathematics