Factor completely: x^2+5x-14 i got the answer (x+2)(x-7) can anyone tell me if this is correct?

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50

What rule describes a dilation with a scale factor of 4 and the center of dilation at the origin?