69 of the coins are not nickels.
The answer is y=3x.
y=21, x=7
y=mx (m is the variable for slope)
21=m(7)
m=21/7
m=3
Answer:
3/4 teaspoons of pepper
Step-by-step explanation:
1/4 teaspoons : 3 potatoes = x teaspoons : 9 potatoes
(1/4)/3 = x/9
3x = 9 * 1/4
x = 3 * 1/4
x = 3/4
Answer: 3/4 teaspoons of pepper
See the file attached (photo) above - That is the graph for (-(8*x))+15
Graph the line using the slope and y-intercept, or two points.
Slope: −8
y-intercept: (0,15)
x y
0 15
1 7
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<em><u>→</u></em><em><u>X</u></em><em><u>x</u></em><em><u>K</u></em><em><u>i</u></em><em><u>m</u></em><em><u>0</u></em><em><u>2</u></em><em><u>x</u></em><em><u>X</u></em></h3>
We see that each triangle takes up precisely one half of the parallelogram. From this, we see that the area of a triangle is one half the area of a parallelogram, or the area of a parallelogram is two times the area of a triangle