Question

Решыте уравнения:
1) 4x+7 = 2x+11
2) |x|+3=11
Срочноо​

Answer 1

$4x + 7 = 2x + 11 \\ 4x + 7 - 2x = 11 \\ 2x + 7 = 11 \\ 2x = 11 - 7 \\ 2x = 4 \\ x = \frac{4}{2} \\ x = 2$

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$|x| + 3 = 11$

$|x| + 3 = 11$

$|x| = 8$

$x = 8 \\ x = - 8$