PLEASE HELP WITH EASY MATH
2 answers:
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So 5=
, or 12,5% of his ties
x=100%; x=5*8=40 ties her father has.
x=100%; x=5*8=40 ties her father has.
<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.