Question

решите уравнение (х-87)-27=36, 87-(41+у)=22​

Answer 1

1)(х-87)-27=36

х-87-27=36

х=36+87+27

х=150

(150-87)-27=36

63-27=36

36=36

2) 87-(41+у)=22​

87 - 41 - у = 22

у=87-41-22

у=24

87-(41+24)=22

87-65=22

22=22