Evaluate the algebraic expression for the given value. If necessary, simplify your answer.2x + 8y + 3; x = 0, y = 5
A. 11
B. 45
C. 43
D. 13
Answer: C
Mathematics
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Classify the angle as acute, right, obtuse, or straight.
A. Right B. Acute C. Obtuse D. Straight
Mathematics
Write standard form and identify a, b, and c.2x2 = 5x - 4
A. 2x2 + 5x - 4 = 0; a = 2, b = 5, c = -4 B. 2x2 - 5x + 4 = 0; a = 2, b = -5, c = 4 C. 2x2 + 5x + 4 = 0; a = 2, b = -5, c = -4 D. 2x2 - 5x = -4; a = 2, b = -5, c = -4
Mathematics
Write the statement in symbols, using x as the variable, and find the solution by guessing or by using trial and error. All solutions come from the list of integers between -12 and 12 inclusive.6 less than a number is 3.
A. 6 - x = 3; 3 B. x + 3 = 6; 3 C. x + 6 = 3; -3 D. x - 6 = 3; 9
Mathematics
Simplify.3
- 4
A. 3
- 4
B. 0
C. 36
D. 12
- 4
Mathematics