Solve the system of equations using the substitution method.

A. (-3, -8)
B. (-80, -30)
C. (-8, -3)
D. (.-8, .-3)


Answer: C

Mathematics

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Use the discriminant to determine the number and type of solutions for the equation. If the solution(s) are real, state whether they are rational or irrational.v2 + 7v + 3 = 0

A. Two irrational solutions B. Two rational solutions C. One rational solution D. Two nonreal complex solutions

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An equation of the form y = (axk + b)n can be thought of as the composition of the functions f(u) = un and  and can be written as where  Use this concept to fill in the blanks.y =   can be written as y = u- where u(x) = 3x4 + 2x3 + 13.

What will be an ideal response?

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Provide an appropriate response.356 + 197 = 553197 + 356 = 553This is an example of the .

A. associative property of addition B. commutative property of multiplication C. associative property of multiplication D. commutative property of addition

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Translate the stated rule or relationship to a formula.The length, l, of a dog in inches is 2.5 times the shoulder height, h, in inches plus 6.

A. l = h + 8.5 B. l = 2.5h + 6 C. l = 6h + 2.5 D. l = 2.5h

Mathematics