Determine whether the equation is an identity, contradiction, or conditional equation.-12x = 3x - 15x
A. Contradiction
B. Conditional
C. Identity
Answer: C
Mathematics
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Find the simple interest. The rate is an annual rate unless otherwise noted. Assume 365 days in a year and 30 days per month. Round to the nearest cent.$1600 at 3% for 1 year
A. $5.33 B. $48 C. $480 D. $4.80
Mathematics
Find the sum of all real solutions of the equation.
?
?
?
A. 16 B. 12 C. 14 D. 11 E. 8
Mathematics
Graph the equation. Identify the coordinates of the vertex.y = x2 + 9
A. (0,-9) B. (-9, 0) C. (0, 9) D. (9, 0)
Mathematics
Collect like terms.3x7 - 
x + 9x4 + 
x + 5x7
A. 17x18 - 
x
B. 17x4 + 
x
C. 8x7 + 9x4 + 
x
D. 8x7 + 9x4 - 
x
Mathematics