Solve the system by elimination x - y = -1
4x + 6y = -74

a) no solution

b) infinite number of solutions

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

Drag the tiles to the correct boxes to complete the pairs. using the properties of integer exponents, match each expression with the correct equivalent expression.

Find the arc length of the semicircle. 7the grade