Answer: slope = 3/5 and y intercept is (0,-1)
Step-by-step explanation: use the slope and y intercept form y= mx + b
B.) 4 yards of gold felt and 3 yards of blue felt
(4x5)+(3x4)=$32
4(gold)+3(blue)= 7 yards
Sale=original-45
129=original-45
add 45 to both sides
174=original
the camera originally cost $174
The equation would be
g + (g + 9) = 45
2g + 9 = 45
- 9
2g = 36
÷ 2
g = 18
18 + 9 = 27
Girls: 18
Boys: 27
Hope this helps! Let me know if you have any questions :)