Answer:
1
Step-by-step explanation:
2-1=1
<em>Complete Question:</em>
<em>Which situation illustrates quadratic equation?
</em>
<em>a. The length of a rectangular board is 3m longer than its width and its perimeter is 25m.
</em>
<em>b. Joey paid at least P2,000 for the shirt and pants.The cost of pants is P700 more than the shirt.
</em>
<em>c. A garden's length is 7m longer than its width and the area is 18 square meter.
</em>
<em>d. A lot costbP4,000 per square meter and the area is 120 square meters.</em>
Answer:
C.
Step-by-step explanation:
Required
Determine which option answers the question, correctly.
From the list of given options, only option c answers the question correctly.
This is shown below.
Represent
Length with l and Width with w, such that:

Area (A) is calculated as thus:

Substitute 7 + w for l and 18 for A.
This gives:

Open Bracket

Reorder

Subtract 18 from both sides


See that the above expression is a quadratic equation.
Answer:
4:1
Step-by-step explanation:
if we assume there are only two types of horses it would be 4 black horses per 1 white
Thomas age is 33 (answer to your question)
Answer:
x = 13
Step-by-step explanation:
- 3 (x + 4) + 15 = 16 - 4x
- 3x - 14 + 15 = 14 - 4x
- 3x + 4x = 14 + 14 - 15
x = 13