Answer:
-8
General Formulas and Concepts:
<u>Algebra I</u>
- Constants have no variables
Step-by-step explanation:
<u>Step 1: Define</u>
2x - 8
<u>Step 2: Identify</u>
Term 2x
Constant -8
Answer:
To find the unit price you simply divide 5.60 ÷ 8
the answer would be 70 cents per pencil
Answer:
x=8
Step-by-step explanation:
The ratio of the height (h) of the streetlight to its distance to the end of Laura's shadow is the same as the ratio of Laura's height to her distance from the end of her shadow.
.. h/(12+9) = 5'4"/9
.. h = (21/9)*5'4" = 12 4/9 feet
.. h = 12 ft 5 1/3 inches
The streetlight is 12 ft 5 1/3 inches tall.
Answer:
Step-by-step explanation:
<u>It looks like</u>
<u>Cross-multiplication:</u>
- 4m(m+7) = 9*18
- 2m(m+7) = 9*9
- 2m^2 + 14m = 81
- 2m^2 + 14m - 81 = 0
Here is the quadratic equation