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Ipatiy [6.2K]
3 years ago
7

Solve the system below by substitution. Give your answer as an ordered pair.

Mathematics
1 answer:
bearhunter [10]3 years ago
6 0
Work:
2x+5(6x+23)=-13
2x+30x+115=-13
32x=-128
x=-4

y=6(-4)+23
y=-24+23
y=-1

The answer is (-4,-1)

Hopefully this helps!
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Factor X^3-7x^2-5x+35 by grouping. What is the resulting expression
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Answer:

(x-7) (x^2-5)

Step-by-step explanation:

x^3-7x^2-5x+35

Factor out an x^2 from the first two terms and -5 from the last 2 terms

x^2 (x-7) -5(x-7)

Factor out (x-7)

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Answer:

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