What is the best first step in solving Negative 4 x + two-fifths greater-than StartFraction 5 over 10 EndFraction? Add Two-fifths to both sides. Subtract Two-fifths from both sides. Multiply both sides by Negative 4 and reverse the inequality symbol. Divide both sides by 10 and reverse the inequality symbol. Mark this and return

If 20% of a number is 35, what is 50% of that number?

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2xdesmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x

The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.