A restaurant sells cheeseburgers for $5.00 and French fries for $3.00. An equation that represents the number of cheeseburgers and French fries that can
be bought for $20.00 is 5x + 3y = 20. Rearrange the equation to solve for the
number of French fries. *

Omg imgonnafailnfiedkla use complete sentences to explain how the mass of hydrogen is conserved during cellular respiration.

You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount

Use examples from the article to explain one positive and one negative effect that chemistry has had on society.