Реши уравнение. помогите 2 часа тут я уже
7x-4=x-16
13-5x=8-2x
1,3p-11=0,8p+5
0.71x-13=10-029x
7x-4=x-16
13-5x=8-2x
1,3p-11=0,8p+5
0.71x-13=10-029x
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Answers & Comments
7x-x=4-16
6x=-12
x=-12÷6
x=-2
13-5x=8-2x
2x-5x=8-13
-3x=-5
x= 1 2/3
1,3p-11=0,8p+5
1,3p-0,8p=5+11
0,5p=16
p=16÷0,5
p=32
0,71x-13=10-0,29x
0,71x+0,29x=10+13
x=23