Questions in mathematics

Questions in mathematics

[Done] What is \((-4.8y + 20.1) - (12.7y + 9.3)\)?

[Done] Simplify the expression. Write the answer without using parentheses or negative exponents. \[ \frac{(x^4 y^2)^5}{(x^2 y)^2} \]

[Done] What is the slope-intercept form of the equation \(8x - y - 6 = 0\)? Can anyone explain how to convert it step by step?

[Done] Two squares have side lengths that are consecutive odd integers. The total area of the squares is [tex]650 \, \text{cm}^2[/tex]. What is their total perimeter?

[Done] Simplify the expression: \((a + 2b + 3c) - (4a + 6b - 5c)\) What is the equivalent expression? Please provide a detailed explanation.

[Done] solve for x of (8x+30)°(4x+18)°

[Done] What is the nth term in the sequence: 4, 7, 12, 19, 28 Please show your work.

[Done] How do you solve for \( y \) in the equation \(\frac{y-1}{x+3} = -\frac{3}{4}\)?

[Done] Last year, \(\frac{7}{16}\) of all students at a school participated in the science fair. About what percentage of the students participated?

[Done] What is \(\frac{3}{4}\) of \(\frac{16}{21}\)?