Solve the equation using both the addition and multiplication properties of equality.2y + 7 = -5 - 4y
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem by using three variables.The perimeter of a triangle is 28 inches. Three times the length of the longest side minus the length of the shortest side is 36 inches. The sum of the length of the longest side and twice the sum of both the other side lengths is 43 inches. Find the side lengths.
A. 3 in., 12 in., 13 in. B. 3 in., 13 in., 12 in. C. 2 in., 12 in., 14 in. D. No solution
Mathematics
Factor the trinomial or state that the trinomial is irreducible.x2 + 2x - 80
A. (x - 10)(x + 8) B. irreducible C. (x - 10)(x + 1) D. (x + 10)(x - 8)
Mathematics
Perform the indicated operation and simplify.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Calculate.(-7)(4)(-1)(-4)
A. -112 B. -122 C. -12 D. 112
Mathematics