6 • (2х+3) – 4 • (2х–4) = 0 помогите решить пж. Created by ivolk982ouq1w3. matematika-ru

6 • (2х+3) – 4 • (2х–4) = 0 помогите решить пж...

ivolk982ouq1w3 @ivolk982ouq1w3

August 2022 2 8 Report

6 • (2х+3) – 4 • (2х–4) = 0 помогите решить пж

Arsenixx 6(2x+3)-4(2x-4)=0
12x+18-8x+16=0
4x+34=0
4x=-34
x=-8.5

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ivolk982ouq1w3 спс

oksik1970 6 • (2х+3) – 4 • (2х–4) = 0
12х + 18 - 8х + 16 = 0
4х = -18 - 16
4х = -34
х = -34 ÷ 4
х = -8 целых 2/4
х = -8 целых 1/2
х = - 8,5
_________
Проверка:
6 • (2×(-8,5)+3) – 4 • (2×(-8,5)–4) = 6 × (-17+3) - 4 × (-17-4) = 6 × (-14) - 4 × (-21) = -84 + 84 = 0
Решение верное. Удачи!!!

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