Find the slope and the y-intercept of the line
y=-2x+8

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?

Nine more than four times a number is the same as one less than twice the number. find the number?

Aline passes through 3,7 and 6,9 what equation represents the line