SOLUTION: How do you solve mx+b and solve for b? please show me step by step if i have coordinates (8,9)(-4,7)

Algebra.Com
Question 216737: How do you solve mx+b
and solve for b?
please show me step by step if i have coordinates (8,9)(-4,7)

Answer by rfer(16322)   (Show Source): You can put this solution on YOUR website!
y=mx+b
b=y-mx
b=9-(1/6(8))
b=9-1.33
b=7.66
b=y int=(0,7.66)

RELATED QUESTIONS

I need help with this problem please. A has coordinates (x1,x2) B (x2,y2) M (x1+x2/2... (answered by mananth)
how do i solve this equation y=mx+b step by... (answered by Alan3354)
I am struggling with the concept of finding the missing coordinates on the ordered-pair... (answered by solver91311)
13. By which of the following number is 98765432 exactly divisible? A. 9 B. 7 C. 5 D. (answered by nabla)
1/a+1/b=1/c solve for c can you please show me step by step how to do... (answered by MathTherapy)
Hi My name is Kaleea I have to write a Linear Equation Given Two Points... (answered by solver91311)
How do I solve the inequality: 9x-2y<-18 and graph it? Please show in step by step form.... (answered by solver91311)
Find the value of x if y= -14, m = -2, and b = -2 in the formula y = mx + b.... (answered by jim_thompson5910)
Can you please help me solve this equation step by step please: .67 = (1-T)(.8)... (answered by AnlytcPhil)