Answer:
c
Step-by-step explanation:
1/2x2/5=2/10
multiply both denominators by each other, then with numerator.
(31.919,42.881)
x = -6
-18+4y=0 => 4y=18 =>y=18/4=9/2
Y=5
3x+20=0 => x=3x= -20=> x= -20/3
как работать с ю так 87
156
Answer: option c.
Option a, b and d are linear equations because they are in the form of y = mx + c which is a straight line.
