Add. Do not use a number line except as a check.3 + (-5)
A. -2
B. 8
C. 2
D. -8
Answer: A
Mathematics
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Simplify the given algebraic expression.x3 + x2 + x + 1
A. 
B. 
C. 
D. 
Mathematics
Find the value of the variable that satisfies the equation.
x - 4 = 1
A. x = 30 B. x = -30 C. x = -18 D. x = 18
Mathematics
Provide an appropriate response.State whether the following angle pairs are complementary, supplementary, or neither: 63°, 
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the problem.Runners in a 30 km race run how many miles? Round to the nearest tenth.
A. 31.8 mi B. 15.0 mi C. 18.6 mi D. 48.3 mi
Mathematics