Simplify the expression.1.5x + 4.7 + 5.3x - 7.5
A. 6.8x + 2.8
B. -5.4
C. 6.8x - 12.2
D. 6.8x - 2.8
Answer: D
Mathematics
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Evaluate as instructed.Evaluate (fg)(1).
A. -5 B. 0 C. 6 D. 3
Mathematics
Evaluate.-11.7 - (-9.5)
A. -21.2 B. -2.2 C. 2.2 D. 21.2
Mathematics
Convert to percent notation.0.902
A. 0.0902% B. 0.902% C. 902% D. 90.2%
Mathematics
Write a system of equations associated with the augmented matrix. Do not try to solve.
A. 2x - 6y = -8 6x + 4y = 5 B. 2x - 6y = -8 4x + 6y = 5 C. 2x - 6y = 8 4x + 6y = -5 D. -6x + 2y = -8 4x + 6y = 5
Mathematics