Question

решите уровнения
а*36+12=300
b-368=684+215

292:х=1600:400

168+с=44*9

Answer 1

a*36+12=300
a*36=300-12
a*36=288
a=288/36
a=8;

b-368=684+215
b-368=899
b=899+368
b=1267;

292/x=1600/400
292/x=4
x=292/4
x=73;

168+c=44*9
168+c=396
c=396-168
c=228.