nyanrainbowuni07 nyanrainbowuni07

29-01-2020
Mathematics

contestada

5n + 8 = 43
8w − 15 = 57
f/5-22=-25

(means fraction. 2nd number is the denominator. thanks :))

Respuesta :

briananthony1 briananthony1

29-01-2020

Answer:

n=7 w=9 f= -15

Step-by-step explanation:

5n+8=43 Subtract both sides by 8

5n=35 Divide both sides by 5

n=7

8w-15=57 Add 15 to both sides

8w=72 Divide both sides by 8

w=9

f/5-22=-25 Add 22 to both sides

f/5=-3 Multiply both sides by 5

f= -15

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