Questions in mathematics

Questions in mathematics

[Answered] Substitution how do u do it??

[Answered] If the angles of a triangle are in the ratio 2:3:7, find the measure of all the angles of the triangle.

[Answered] Can someone help me in probability? Amanda wrote a computer program that generates two random numbers between one and eleven. When she runs it, what is the probability that both values will be more than three?

[Answered] How do I solve this problem: \[ 7 \frac{2}{3} + n = 9 \frac{1}{12} \]

[Answered] The sum of \(\frac{3}{4}\) and \(\frac{18}{19}\) is closest to: A. 0 B. 1 C. 2

[Answered] A thirty-pound bag of coffee mixture is to be made from two types of coffee, one selling for $9.20 per pound and the other for $11.00 per pound. If the mixture is to have a price of $10.28 per pound, how much of each type is included?

[Answered] Write \(3 \frac{2}{3}\) as an improper fraction.

[Answered] Which reason completes the proof in the picture A.alternate interior angles converse B.opposite sides of a parallelogram are congruent C.opposite angles of a parallelogram are congruent D.alternate interior angles theorem

[Answered] List three ways a rectangle and a square are alike.

[Answered] If \(3x - 1 = 11\), what is the value of \(x^2 + x\)?