Enter values for a and b so that the system of equations shown has infinitely many solutions. y=2x+a
y=bx-3

-3 , -2 , -1 , 1 , 2 , 3

a=?
b+?

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

Solutions for 2x+7 less than or equal to 3x-5