Evaluate the expression using order of operations.(4 + (-2))[7 + ( + 22)]

A. 23
B. 16
C. 20
D. 36


Answer: D

Mathematics

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Determine whether the terms are like or unlike.15b, 11, 14a

A. like B. unlike

Mathematics

State whether the linear model shown in the graph is exact or approximate. Then find the equation of the line.

A. Exact; y = - x + 1
B. Approximate; y = x + 1
C. Approximate; y = - x + 1
D. Exact; y = x + 1

Mathematics

Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation. 3x + 5y = -102x + 4y = -6

A. (5, -1) B. (1, -5) C. (-5, 1) D. (-1, 5)

Mathematics

Factor the polynomial by removing any common monomial factor.5x + 10

A. 5(x + 2) B. 5x(2) C. 5x(x + 2) D. 5(x + 10)

Mathematics