Questions in mathematics

Questions in mathematics

[Done] Use the order of operations to evaluate each expression. \[ 4 \times 4 + 3 \]

[Done] Aleta deposited $450 into a savings account earning 3.75% simple interest. How much interest will she earn in six years? How can I solve this?

[Done] A woman has $1.70 in dimes and nickels. She has 5 more dimes than nickels. How many nickels does she have?

[Done] Write an equation in slope-intercept form of a line that passes through the point (2, 4) and is perpendicular to the graph of \( x - 6y = 2 \).

[Done] Solve the system of equations using substitution. \[ y = \frac{3}{4}x - 7 \] \[ 4x - 6y = 50 \]

[Done] The difference in cost between a large bag of chips and a small bag of chips was 90 cents. Alicia bought 5 large bags and 3 small bags of chips for her party and spent $17.22. What was the cost of a small bag of chips? Please show the steps and process.

[Done] I need help with adding fractions.

[Done] A rectangular stage set up in a theater has an area of [tex]15x^2 + 3x - 12[/tex] square feet. Factor the polynomial completely.

[Done] How to solve linear equations by substitution? Given the equations: 1. \(5x + 2y = 9\) 2. \(x + y = -3\)

[Done] Simplify the expression: \[ 3^{-(4a+1)} - 3^{-(4a-1)} + 3^{-4a} \]