x+5/7=(-3/8)•1 1/3
х+5/7=-3/8*4/3
x+5/7=-1/2
x=-1/2-5/7
x=-7/14-10/14
x=-17/14=-1 3/14
y-7/12=3 1/2•(-4/7)
y-7/12=7/2*(-4/7)
y-7/12=-2
y=-2+7/12
y=-1 5/12
(-6 2/3•(-1 1/5)+x=-0,5
-20/3*(-6/5)+x=-0.5
8+x=-0.5
x=-0.5-8
x=-8.5
(-5/14)•21/25-y=3 3/4
-3/10-y=15/4
-0.3-y=3.75
-у=3.75+0.3
-у=4.05
у=-4.05
x+5/7=(-3/8)•1 1/3
х+5/7=-3/8*4/3
x+5/7=-1/2
x=-1/2-5/7
x=-7/14-10/14
x=-17/14=-1 3/14
y-7/12=3 1/2•(-4/7)
y-7/12=7/2*(-4/7)
y-7/12=-2
y=-2+7/12
y=-1 5/12
(-6 2/3•(-1 1/5)+x=-0,5
-20/3*(-6/5)+x=-0.5
8+x=-0.5
x=-0.5-8
x=-8.5
(-5/14)•21/25-y=3 3/4
-3/10-y=15/4
-0.3-y=3.75
-у=3.75+0.3
-у=4.05
у=-4.05