Answer:

Step-by-step explanation:
we have

solve for x

Group terms that contain the same variable and move the constants to the other side



Answer:
m = -2
Step-by-step explanation:
To find the slope of a line, use the equation:
m = y2 - y1 / x2 - x1
Then, substitute in values:
m = 54 - 58 / 2 - 0
m = -4 / 2
m = -2
C=2*3.14*7.6
C=47.728
Round.
47.7
Therefore, the circumference is 47.7 m.