70% off original price!
Abdul wants to buy a cat calendar. The original price is $5.30. What is the sale price?
I need this worked out please

1.) 2x + y = 3 2.) x - 2y = -1 if equation 1 is multiplied by 2 and then the equations are added, the result is a.3x = 2 b.3x = 5 c.5x = 5

The line y = x + passes through (−3, 7) and is parallel to y = 4x − 1.

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