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Free_Kalibri [48]

3 years ago

10

Juan buys c children’s tickets at each $8 each. He also buys one adult ticket for $12. Write three equivalent expressions for th

e total cost of the tickets

1 answer:

salantis [7]3 years ago

7 0

Let T = total cost

Let 8c = total amount of children tickets

Let 12a = total amount of adult tickets

T = 8c + 12a

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Leya [2.2K]

To write this sum as a fraction, you can use the following formula: 5x/4 + 3/4.

<h3>How to transform a fraction into a sum?</h3>

To transform a fraction into a sum we must perform the following procedure:

$\frac{5x + 3}{4}$ = $\frac{5x}{4} + \frac{3}{4}$

According to the above, all we have to do is divide the fraction using each digit of the numerator and put the same denominator.

Learn more about fractions in: brainly.com/question/10354322

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luda_lava [24]

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2 years ago

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Bad White [126]

$(5+x)(5-x)=7\\\\\text{use:}\ (a-b)(a+b)=a^2-b^2\\\\5^2-x^2=7\\\\25-x^2=7\ \ \ |-7\\\\18-x^2=0\\\\x^2-18=0$

$Answer:\ \boxed{A=1;\ B=0;\ C=-18}$

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