Х-370=220+60 і 430+х=870-350

Question

Х-370=220+60 і 430+х=870-350

Answer 1

X-370=280 430+x=520
x=370+280 x=520-430
x=650 x=90

Answer 2

X-370=220+60
x-370=280
x=650
430+x=870-350
430+x=520
x=90