$6.84 divided by 18= .38 which means 38 cents per pen
$8.40 divided by 30= .28 which means 28 cents per pen
so $8.40 for 30 pens is a better deal than 18 pens for $6.84 by ten cents.
Answer:
A
Step-by-step explanation:
Answer:
100g : 60g : 80g
Step-by-step explanation:
5+3+4 =12 total parts
(5/12 of 240)
5/12 x 240 = 100g
3/12 x 240 = 60g
4/12 x 240 = 80g
Check:
100g + 60g + 80g = 240g
Hope this helps!
Answer:
u = -2, -3/5
General Formulas and Concepts:
<u>Algebra I</u>
- Standard Form: ax² + bx + c = 0
- Factoring
- Finding roots
Step-by-step explanation:
<u>Step 1: Define equation</u>
5u² + 6 = -13u
<u>Step 2: Solve for </u><em><u>u</u></em>
- Rewrite: 5u² + 13u + 6 = 0
- Factor: (u + 2)(5u + 3) = 0
- Find roots: u = -2, -3/5
