Question

реши уравнения СРОЧНО

Answer 1

56:x=(10+6):2

56:x=16:2

56:x=8

x=56:8

X=7

X-340:10=12*5

X-340:10=60

X-340=6

X=346

484:4+x=210

121+x=210

X=210-121

X=89