3 years ago

2/5x+10=30 a- x=100 b-x=12 c-x=50 d-x=16

Mathematics

2 answers:

garri49 [273]3 years ago

6 0

Answer:

C: x=50

Step-by-step explanation:

Sever21 [200]3 years ago

3 0

Answer:

x=50

Step-by-step explanation:

x in (-oo:+oo)

(2/5)*x+10 = 30 // - 30

(2/5)*x-30+10 = 0

2/5*x-20 = 0 // + 20

2/5*x = 20 // : 2/5

x = 20/2/5

x = 50

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