Questions in mathematics

Questions in mathematics

[Done] Simplify: \(\frac{x}{x^2-16} - \frac{7}{x^2+5x+4}\)

[Done] What are two equivalent ratios to the following fractions? - 11/7 - 8/9 - 5/8 - 11/5 - 5/3

[Done] Jacobson Animal Shelter has half as many cats as dogs. The shelter has 30 dogs. How many total animals does the shelter have?

[Done] what could cause the graph to be misleading?

[Done] Find the product of \((3a + 3)(4a + 1)\).

[Done] Sara has 15 apples and 12 oranges. How many pieces of fruit does she have?

[Done] Solve the following system of equations: 1. [tex]3x + y = 5[/tex] 2. [tex]2x - 2y = -2[/tex]

[Done] Joe Goodnuff had been eating on a square card table until he bought a new rectangular dining table. The new table is 2 ft longer and 1 ft wider than the card table. It has an area of 24.75 ft². How long was a side of his old square card table? Please explain this to me; don't just give me an answer!

[Done] What number is 42 30% of?

[Done] Factor the expression \(8y^2 - 22y - 21\).