Answer:
C
Step-by-step explanation:
Let us factor out the 5:
5*x + 5*2y- 5*3
5(x+2y-3)
Therefore, C
<em>I hope this helps! :)</em>
X+15 = 3x - 7 => 22 = 2x => x=11
The percent decrease is 20%.
150 - 120 = 30
30 divided by 150 = 0.2
0.2 as a percent is 20
Old - New
Old
a. 3^4 which is equal to (3^-3)(3^7)
