Questions in mathematics

Questions in mathematics

[Done] How do you solve the system by substitution? 1. \(6x + 2y = -26\) 2. \(x - 6y = 21\)

[Done] The volume of a cube is 1728 cubic units. What is the length of one side?

[Done] what is the measure of angle 2 ?

[Done] A pair of jeans regularly sells for $24.00. They are on sale for 25% off. What is the sale price of the jeans?

[Done] Solve for x in the equation: 10x - 3 - 2x = 4

[Done] ABCD is a square with a side length of 3. E and F are the midpoints of sides AB and BC, respectively. What is the area of the quadrilateral EBFD?

[Done] The length of a rectangular mural is 2 ft more than three times the width. The area is 165 sq. ft. Find the width and length.

[Done] O is the center of the circle. Assume that lines that appear to be tangent are tangent. What is the value of x?

[Done] If 5 potatoes together have a mass of 1 kilogram and 8 pears together have a mass of 1,200 grams, which has the greater mass, a potato or a pear? Explain.

[Done] Four out of 9 performers will be chosen to stand in a row on stage. How many ways can the 4 performers stand in a row? A. 362,880 ways B. 347,760 ways C. 15,120 ways D. 3,024 ways