X, Y, and Z are collinear. XY = (5x - 5) feet, YZ = (3x + 3) feet, and XZ = (3x + 8) feet, then whats x

Compare the subtraction problems 6/8 - 5/8 = 1/8 and 6/9 - 7/9 = 1/9 why is the answer to the first problem positive and the answer to the second problem negative

Which of the following is true for the relation f(x)=2x^2+1

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?