Answer:
x = 1
Step-by-step explanation:
Δ ABC and Δ DEF are congruent ( SAS postulate )
Thus corresponding sides are congruent that is
BC = EF , substitute values
13x - 12 = 7x - 6 ( subtract 7x from both sides )
6x - 12 = - 6 ( add 12 to both sides )
6x = 6 ( divide both sides by 6 )
x = 1
Using the percentage concept, it is found that of those students who are majoring in business, the percentage plans to go to graduate school is given by:
c. 28.8.
<h3>What is a percentage?</h3>
The percentage of an amount a over a total amount b is given by a multiplied by 100% and divided by b, that is:

In this problem, there are 252 students majoring is business, and of those, 70 plan to go to graduate school, hence the percentage is given by:

Hence option C is correct.
More can be learned about percentages at brainly.com/question/10491646
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Answer:
x=12
Step-by-step explanation:
You would equal XY and ZY. the solve that way.
12 devided by .5 is 24, but if you didn't mean the point then it's 2.4
Answer:7 mins
Step-by-step explanation:
47 minus 19 equals 28 4 times 7 equals 8