Tìm x: c) 8(x – |−7|) – 6(x – 2) = |−8|.6 – 50.
Giải thích
c) 8(x – |−7|) – 6(x – 2) = |−8|.6 – 50
8x – 56 – 6x + 12 = 48 – 50
2x = −2 + 44
2x = 42
x = 21
Vậy x = 21
c) 8(x – |−7|) – 6(x – 2) = |−8|.6 – 50
8x – 56 – 6x + 12 = 48 – 50
2x = −2 + 44
2x = 42
x = 21
Vậy x = 21