Solve for x. Check your answers.1 + 15 + x = 12 + 19
A. x = 47
B. x = -23
C. x = 45
D. x = 15
Answer: D
Mathematics
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Solve the equation.ln (4) + ln (x - 1) = 0
A. 
B. 
C. 
D. 1
Mathematics
Provide an appropriate response.Given matrix A:A = 
What is the size of A?
A. 3 B. 3 × 2 C. 3 × 3 D. 2 × 3
Mathematics
Determine the arithmetic property expressed by the numerical statement.(30 + 25) + 22 = 30 + (25 + 22)
A. associative property of addition B. distributive property C. associative property of multiplication D. commutative property of multiplication
Mathematics
Simplify the expression.
A. y2 + 5y + 25
B. y2 - 25
C. 
D. 
Mathematics