Acar uses 7litres of pétrole to coker 28km . how many litres of pétrole does hé use to coker 64km

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

Which shows the first equation written in slope-intercept form? 1/2 (2y + 10) = 7x

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy.how much will she pay after the discount