2x+5=22
2x=17
x=17:2
x=8,5
(x + 1) + (x + 4) = 22
x + 1 + x + 4 = 22
2x + 5 = 22
2x = 22-5
2x = 17
x = 17:2
x = 8,5
(8,5 + 1) + (8,5 + 4) = 22
22 = 22
2x+5=22
2x=17
x=17:2
x=8,5
(x + 1) + (x + 4) = 22
x + 1 + x + 4 = 22
2x + 5 = 22
2x = 22-5
2x = 17
x = 17:2
x = 8,5
(8,5 + 1) + (8,5 + 4) = 22
22 = 22