1) Given
2) If lines are equal .....
3) Subsitution
Answer: 13
Step-by-step explanation:
2x-27=-1
2x=26
X=13
You'd have to work out the gradient y=mx+c is the equation of a line, where m is the gradient, c is the y intercept (where the line cuts through the y axis) x is the x coordinate of the graph and y is the y coordinate on the graph
Answer:
c. 141 eighth-grade band students
Part B:
y = 3x
1/3y = x