Answer:

Step-by-step explanation:
Here first open the inner parentheses and use the distributive property,

Answer:
slope (3,1) using rise over run y-intercept -1
Step-by-step explanation:
Starting at your y-intercept -1 and going up three and 1 to the right you get to your next point on the graph
Answer:
k = -8
Step-by-step explanation:
The location of P is ...
P = (2A+B)/3 = (2·2+5, 2·1-8)/3 = (3, -2)
Putting this point into the equation for the line, we have ...
2(3) -(-2) +k = 0
8 +k = 0
k = -8
<span>In mathematics, a multiplicative inverse or reciprocal for a number x, denoted by 1/ x or x −1, is a number which when multiplied by x yields the multiplicative identity, 1. The multiplicative inverse of a fraction a / b is b / a. For the multiplicative inverse of a real number, divide 1 by the number.</span>