Answer:
A. 40. B.12
Step-by-step explanation:
40/34=.85
80*.15=12
X^2=64
X=v64
X=8 OR X=-8
2 roots
x=+8
x=-8
Answer:
x=9
Step-by-step explanation:
A geoboard and fraction counter helps identify how big or small the fraction is, and the fraction circle helps represent a fraction
Answer:
b. x= -6 or x=2
Step-by-step explanation:
|2x+ 4| = 8
The absolute value equation has 2 solutions, one positive and one negative
2x+4 = 8 2x+4 = -8
Subtract 4 from each side
2x+4-4 = 8-4 2x+4-4 = -8-4
2x = 4 2x = -12
2x/2 =4/2 2x/2 = -12/2
x =2 x = -6
