Question

Calculeaza axb:c,daca 40=a+24=2xb+36=72-4xc

Answer 1

a*b/c=?
40=a+24=2*b+36=72-4*c

a+24=40
a=40-24=16

2*b+36=40
2*b=40-36=4
b=4/2=2

72-4*c=40
4*c=72-40=32
c=32/4=8

a*b/c=16*2/8=4

Answer 2

a=40-24
a=16

2b=40-36
2b=4
b=4:2
b=2

4c=72-40
4c=32
c=32:4
c=8

16 x 2 : 8= 32 : 8=4