Question

в) (20+т):2=26
20+т=


д) (160+х)-40=300
160+х=

Answer 1

в) 20+т=26×2
20 +т=52
т=52-20
т=32

д) 160+х=300+40
160+х=340
х=340-160
х=180

Answer 2

4)160+x=340
X=340-160
x=280
160+280=  340