7) A. 1.8
divide 9 by 5
8) B. 0.444...
divide 4 by 9
9) You're correct: It's D. 3/5
Divide 1 1/5 by 2
I believe it is C. a histogram
(if it’s not then sorry)
2x^2+(6-1)x-3
2x^2+6x-x-3
2x(x+3)-1(x+3)
(2x-1)(x-1)
Isolate the variable by dividing each side by factors that don't contain the variable.
x = 1
-6+3x+4=2-4x+3
-8+7x+1=0
7x=7
x=1