Answer:
y= (x+5)^2 +7
Step-by-step explanation:
8 7/16 - (-2 4/9) =
8 7/16 + 2 4/9 =
8 7/16 = 135/16 = 1215/144
2 4/9 = 22/9 = 352/144
1215/144 + 352/144 = 1567/144 =10 127/144
Work: 5,5,5,10,20
Add
5+5+5+10+20
10+5+10+20
15+10+20
25+20
45
÷ by the amount of numbers
45÷5=9
Ansser: mean=9
Answer:
x = 5.5
General Formulas and Concepts:
<u>Pre-Algebra</u>
Step-by-step explanation:
<u>Step 1: Define</u>
31 = x + 25.5
<u>Step 2: Solve for </u><em><u>x</u></em>
- Subtract 25.5 on both sides: 5.5 = x
- Rewrite: x = 5.5
