Question

решите уравнение z+3.7=8 y-6.7=13 2.7+l+3.7=13.16 13.5-x=2.78 15.+r=15.34

Answer 1

Z=8-3.7
Z=4.3

Y=13+6.7
Y=19.7

6.4+l=13.16
l=13.16-6.4
l=7.2

X=13.5-2.78
X=10.72

R=15.34-15
R=0.34