Solve the system of equations
y = 152 + 9
y= 22 – 20

The total number of photos on hannah’s camera is a linear function of how long she was in rome. she already had 44 photos on her camera when she arrived. then she took 24 photos each day for 6 days. what is the rate of change of the linear function that represents this

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)