Use substitution to solve the system of equations. Y = 4. 5x + 7. 5 y = –3. 5x – 4. 5.

The distance d that a car can travel in a certain amount of time t can be found by multiplying the rate of speed r by the travel time. if a car has already travel 4 miles, the formula for the total distance travel is d= rt + 4. which of the following gives the value of r, in terms of d and t?

Feedback is given with little or no reservation 1.supportive 2.high-monitoring 3.positive 4.low-monitoring ?

Which element contributes to nye’s voice in this passage