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horsena [70]
4 years ago
11

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)

    23

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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