1)
2) x₁ = 25 x₂ = -39
Пошаговое объяснение:
1) <=>
7*12-(2x - 11)*4 = x-5 <=>
84 - 8x + 44 = x-5 <=>
9x = 133 <=>
2) 4|x+7| = 128 <=> |x+7| = 32
x₁+7 = 32 <=> x₁ = 25
x₂+7 = -32 <=> x₂ = -39
1)
2) x₁ = 25 x₂ = -39
Пошаговое объяснение:
1)
<=>
7*12-(2x - 11)*4 = x-5 <=>
84 - 8x + 44 = x-5 <=>
9x = 133 <=>
2) 4|x+7| = 128 <=> |x+7| = 32
x₁+7 = 32 <=> x₁ = 25
x₂+7 = -32 <=> x₂ = -39