Answer:
The expression giving her net earnings for a day with more than 8 hours worked is X = 80 + 15H, where H means "extra hours worked".
Step-by-step explanation:
Given that Daisy works at an ice-cream parlor earning $10 per hour for the first 8 hours she works in a day, and 1.5 times her hourly wage for every extra hour she works, in order to know how much can she make in a day working more than 8 hours the following equation has to be made:
X = (8 x 10) + (H x (1.5 x 10))
X = 80 + 15H
Therefore, if Daisy works 13 hours, the equation works as follows:
X = 80 + 15x13
X = 80 + 195
X = 275
The solution is:
x = 5
y = 8
Step-by-step explanation:
Given equations are:

Putting y = 3x-7 in equation 2

Dividing both sides by 10

Putting x=5 in eqn 1

Hence,
x = 5
y = 8
Keywords: Linear equation, substitution method
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I believe it would cost $10,329.
If you add all the feet together, you will get 939 ft. There are 3 ft in a yard, so you divide 939 ft by 3 to get the number of yards. Which is 313 yd. then you multiply that by 33 since each yard equals $33. And will get 10,329 as a result.
<h2>
Hello!</h2>
The answers are:
Question 7:
154.29°
Question 8:
Yes, because the opposite sides are congruent.
<h2>Why?</h2>
For question 7:
We know that the sum of all interior angles of any polygon is determined by the following formula:

Therefore the sum of all interior angles of a 14-gon is equal to 2160°, so, the measure of each interior angle is given by the following calculation:

Each interior angle is equal to:

For question 8:
We know that a quadrilateral is a parallelogram when the opposite sides are parallel or congruent.
From the statement we know that:
BE≅ED
and
AE≅EC
So, we can assume that the triangles formed by the sides BE and AE, and the sides EC and ED, are also congruent, meaning that the opposite sides BA and CD are congruent, so, the quadrilateral is a parallelogram.
Have a nice day!
y = total cost
x = amount of toppings
z = # of patties
y = 4z + 0.75x
For one burger with 1 topping, the equation becomes y = 4 + 0.75
1 topping: $4.75
4 toppings: 4 + (0.75 x 4) = $7
6 toppings: 4 + (0.75 x 6) = $8.50
10 toppings: 4 + (0.75 x 10) = $11.50