Question

Решите уравнения: x+2.7=3; x-0.6=1.4; 2x-5=x-1; 2.7x+1.3=x+3

Answer 1

x+2.7=3
x=3-2.7
x=0.3

x-0.6=1.4
x=1.4+0.6
x=2

2x-5=x-1
2x-x=-1+5
x=4

2.7x+1.3=x+3
2.7x-x=3-1.3
1.7x=1.7
x=1

Answer 2

X+2.7=3 X=3-2.7 X=o.3 x-0.6=1.4 X=0.6+1.4 X=2 2x-5=x-1 X=4 2.7x+1.3=x+3 X=1