<span>|3x| = 12 actually represents two equations: 3x = 12 and -3x = 12.
Thus, the solutions are {-4, 4).</span>
Subtract 9/4 from both sides
3/4x=6 3/4
Multiply them by 4/3
X=9
23^2 - 17^2
= (23-17)(23+17)
= 6 * 40
= 240
Answer:
120m
Step-by-step explanation:
Each side of square have same length, assume x for one side of square:
x^2=900
x=30
perimeter:30x4=120m
Answer:
Corey have a better score on his math test
Step-by-step explanation:
13/15 = 86%
17/20 = 85%
turn the scores into percentage and you will get the answer