August 2022 1 4 Report
Упростите выражения. Образец: 18x-3x+5x=x(18-3+5)=20x
t+6,3t-2,1t=
5x-5+3x-4x=
2a-15-a+6=
1,5a+a+2,5a=
6y+8+6y=
Решите уравнение. Образец:
7x+3x= -5
10x= -5
x= -5 : 10
x= -0,5

a) -z-3z=4
b) y-4y=1
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