Answer:
4
Step-by-step explanation:
1.b
2.c
3.d
4.g
Answer:
10 nickels and 10 quarters
Step-by-step explanation:
Given
Number of coins: 20
Vaiue of coins = $3.00
Required
Number of Nickels and Quarters;
<em>Let N =Nickels and Q =Quarters</em>
The total coins is represented as:

1 nickel is equivalent to $0.05 and 1 quarter is equivalent to $0.25; So

Make N the subject of formula in the first equation

Substitute this in the second equation


Collect like terms


Multiply both sides by 5


Recall that N = 20 - Q


Answer:
The slope would be 2
Step-by-step explanation:
Your slope-intercept form is always y=mx + b
The <em>b </em>is always your <em>constant</em>
The <em>mx </em>is your <em>slope</em>
The<em> y </em>is your<em> output</em>
I agree with him that’s the answer