4 years ago

There are 10 questions, here they are:

Mathematics

1 answer:

snow_lady [41]4 years ago

7 0

Answer:

4. D 50 -3.75d

5.C 5x-2

6.D 1/4y +17

7. 23

8. -13.7

9. -22

10. -14

Step-by-step explanation:

7. -9 - 8(-4)

-9 - (-32)

8. -4(5.6) - 3(-2.9)

-22.4 -(-8.7)

-13.7

9. -7(4)-(-6)

-28-(-6)

-22

10. 2-(-8/(-1/2))

2-16

-14

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Nat2105 [25]

We can solve it like:
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3x^2(x+1)+(x+1)=
= (x+1)(3x^2+1)

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4 years ago

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lutik1710 [3]

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3 years ago

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elena55 [62]

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Step-by-step explanation:

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3 years ago

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