Question

Rezolvati in multimea N ecuatiile
A)3x-4=6-x
b)1-8x=x-5
c)3+y=-2y-60
Rezolvati in multimea Z ecuatiile
A)3x-4=6-x
b)1-8x=x-5
c)3+y=-2y-60 Vrogg mult urgent varog 20
puncte cu toc cuu exerciti nu doar raspunsul varog din suflet

Answer 1

1)3x-4=6-x

3x+x=6+4

4x=10

x=10:4

x=2.5

2)1-8x=x-5

-8x-x=-5-1

-9x=-6

x=6:9

x=0.(6)7

3)3+y=-2y-60

y+2y=-60-3

3y=-63

y=-63÷3

y=-21