Your portfolio must include a minimum of the following five types of equations and solutions:
•two one-step equations

•two equations that contains fractions

•one equation with distributive property

•one equation with decimals

•one real-world problem that is solved by an equation

once you have created each equation, you will solve it and show your work. pretend that you are teaching the equations to a new pre-algebra student. or you can actually teach them to a sibling or friend!

Mercury poisoning is dangerous overload of mercury within the body. a major source of mercury within the body, a major source of mercury poisoning is consuming fish that contain mercury. certain fish are more prone to having higher levels of mercury than others. the pie chart shows the distribution of four breeds of fish at a hatchery. the hatchery has approximately 6,000 fish. a biologist from the centers for disease control and prevention randomly test 5% of each breed of fish for mercury content. her findings are shown in the following table. based on the biologist's findings, if a single salmon is randomly selected from those that were tested, what is the probability that this particular fish would have a dangerous mercury level? a) 0.001 b) 0.004 c) 0.02 d) 0.08

Prove that quadrilateral is a rhombus.

Ineed i been stuck on this question since yesterday