64 calls in 3 hours whats the ratio rate per hour

The graph of the quadratic function shown on the left is y = –0.7(x + 3)(x – 4). the roots, or zeros, of the function are . determine the solutions to the related equation 0 = –0.7(x + 3)(x – 4). the solutions to the equation are x =

How to solve a simultaneous equation involved with fractions?

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu