Which equation can be used to determine x-value of the solution in the system of linear equations below? -2x+14y = 148
3x + 5y = 246

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

What multiplys to be 1 but adds up to be 4