<span>x+y = 23 and 2x+3y=55; The wording of the answer choices were confusing, but both of these come together to make the correct answer. First, you need x (number of bracelets) + y (number of necklaces) to determine how many of each were sold. Then, you add 2x (cost of each bracelet x bracelets sold) and 3y (same as bracelets but for necklaces). This results in the total amount sold.</span>
Answer:
Step-by-step explanation:
The sum of the interior angles of a triangle add up to . Therefore, an equiangular triangle will have each of its angles equal to . We can then set up the following equation:
.
Answer:
y= 1.5x
Step-by-step explanation:
The y-intercept is 0 so we don't put anything there. The slope is 1.5. You can find the slope by using rise and run.
Answer:
or
Step-by-step explanation:
we know that
The scale of the drawing is equal to divide the length of a building in the scale drawing by the actual length of a building
so
That means
15 cm in the drawing represent 37.5 ft in the actual
Remember that
Convert 15 cm to ft
divide by 30.48
substitute
or
That means
1.31 units in the drawing represent 100 units in the actual