Question

упростить
выражение 4×+(1-2×)-(5×-7​

Answer 1

$\displaystyle 4x+(1-2x)-(5x-7)=4x+1-2x-5x+7=-3x+8$

Answer 2

4x + 1 - 2x - 5x + 7 = 8 - 3x