1,3 is correct can i be brainliest
Answer:
A child's toy consists of a piece of plastic attached to a spring in the figure below. The spring is compressed against the floor a distance of 2.00 cm, and the toy is released. If the toy has a mass of 117 g and rises to a maximum height of 45.0 cm, estimate the force constant of the spring.
Step-by-step explanation:
y= mx +b, where m is considered the slope. Hope this helps.
Im not sure about the first one im probably wrong but im going with 12 and for the second one im going with 7 but im not positive with the answers <span />
Answer:
6x -5 (4y -3x) + 4y
6x -20y + 18x + 4y
24x - 16y
Step-by-step explanation: