x * x = x^2
x * .7 = .7x
-6 * x = -6x
-6 * .7 = -4.2
x^2 + .7x - 6x -4.2
x^2 - 5.3 - 4.2
x = 6
Answer:
2 different arrangments
136° that's 90 plus 46.........
Step-by-step explanation:
cant tell what goes with which chart....but I can do this,..
negative 4 over 5 .......rational
sqrt 2....irrational
2.5.....rational
0.4 bar.....irrational
sqrt 16....rational