A car starts off 21 miles directly east from the city of Johnstown. It travels due north at a speed of 39 miles per hour. After travelling 47 miles, how fast (in radians per hour) is the angle opposite the northward path (θ) changing?

16.9 times 2.85

step-by-step explanation:

let's solve your equation step-by-step.

4x+2=2x+12

step 1: subtract 2x from both sides.

4x+2−2x=2x+12−2x

2x+2=12

step 2: subtract 2 from both sides.

2x+2−2=12−2

2x=10

step 3: divide both sides by 2.

2x

2

=

10

2

x=5

step-by-step explanation:

it is true

step-by-step explanation:

all the combinations add up i used   calculator

c

step-by-step explanation: