desfai563046 desfai563046

27-04-2021
Mathematics

contestada

If z = -7, what is the value of (-8z) - z?

Respuesta :

zekeyeager zekeyeager

27-04-2021

Answer:

63

Step-by-step explanation:

you will plug in -7 for both z's

(-8(-7) - (-7)

following PEMDAS you will do multiplication first

(-8(-7) = 56

now we have 56 - (-7)

since - and - make a positive it will be

56 + 7 = 63

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