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esto seria: 4x + 10 = 198
4x = 198 -6
4x = 192
x = 48
Ahora solo sumas:
x = 48
x + 1= 49
x + 2 = 50
x + 3 = 51
:D
4a = 198 - 1 - 2 - 3
4a = 192
a = 192 / 4
a = 48
a + a+1 + a+2 + a+3 = 198
sustituimos la "a" por 48
48 + (48+1) + (48+2) + (48+3) = 198
48 + 49 + 50 + 51 = 198
198 = 198