Ответ:
Пошаговое объяснение:
а) 4(х+3)=5(х–2)
4х+12=5х–10
4х–5х= –10–12
–х= –22
х=22
б) –2(х–5)+3(х–4)=4х+1
–2х+10+3х–12=4х+1
х–4х=1+12–10
–3х=3
х=3÷(–3)
х= –1
в) 3(х–1)=2(х+2)
3х–3=2х+4
3х–2х=4+3
х=7
г) 3(х–5)–2(х+4)= –5х+1
3х–15–2х–8= –5х+1
х+5х=1+15+8
6х=24
х=24÷6
х=4
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Ответ:
Пошаговое объяснение:
а) 4(х+3)=5(х–2)
4х+12=5х–10
4х–5х= –10–12
–х= –22
х=22
б) –2(х–5)+3(х–4)=4х+1
–2х+10+3х–12=4х+1
х–4х=1+12–10
–3х=3
х=3÷(–3)
х= –1
в) 3(х–1)=2(х+2)
3х–3=2х+4
3х–2х=4+3
х=7
г) 3(х–5)–2(х+4)= –5х+1
3х–15–2х–8= –5х+1
х+5х=1+15+8
6х=24
х=24÷6
х=4