01/29/21

If Mark got six questions out of 40 wrong what percent represents the questions he got correct
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01/29/21

systems of linear equations
Flying against the wind, an airplane travels 2640 kilometers in 3 hours. Flying with the wind, the same plane travels 7800 kilometers in 6 hours. What is the rate of the plane in still air and what... more
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01/29/21

Select the correct answer. Simplify the following expression. 3x 3sqr648x⁴y⁸
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01/29/21

The length of a garden box is 6 feet longer than 4times the width. If the length of the garden box is 22 feet, what is the width of the garden box?
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01/29/21

Constant Acceleration
A car moves with a constant acceleration of 12.0m/s2 in the positive x-direction. After moving 355m, its speed is now 175.0 m/s. What was the initial speed of the car? How long did it take the car... more
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01/29/21

Find two numbers whose difference is twelve, if four times the smaller number is seven less than three times the larger number.
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01/29/21

List the sides in order from shortest to longest. (7x+8),(5x+40), and (10x)
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01/29/21

Help please......
A homeowner wishes to put a fence around a space in her yard to create a dog pen. The space that she wants to fence in is shown below where each unit on thegraph represents one foot.How many feet... more
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01/29/21

the perimeter of a rectangular parking lott is 278m.if the width is 58 what is its length
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01/29/21

Write the system of equations

X Y1 Y2-2 -7 5.8-1 -5 5.40 -3 51 1 4.62 3 4.2
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01/29/21

A chess club with 80 members is electing a new president. Michael received 48 votes. What percentage of the club members voted for Micheal?
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01/29/21

112 together with eight-fifths of a number is triple the number. What is the number?

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01/29/21

question the product of 20 and one-fourth a number is 160. Whats the number?
112 together with eight-fifths of a number is triple the number. What is the number?
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01/29/21

Suppose the picture of Archimedes measuring 6 cm by 8 cm, has a frame of uniform width with a total area equal to the area of the picture, how wide is the frame?
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01/29/21

The midpoint of the line segment from P1 to P 2 (- 6,2) . IP P 1 =(-8,7) , what is P 2 ?
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01/29/21

system of linear equation
An airplane travels 4856 kilometers against the wind in 8 hours and 6376 kilometers with the wind in the same amount of time. What is the rate of the plane in still air and what is the rate of the... more
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01/29/21

Does this equation determine a relation between x and y?

Consider x² + (y-2)² = 1 and the relation "(x,y) R(0,2)", where R is read as"has distance 1 of". For example, "(0,3) R(0,2)". This relation can also be read as "the point (x,y) is on the circle of... more
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01/29/21

Harvey collected h apples. Joey collected 3 less than twice the number of apples that Harvey collected. Write an expression to show how many apples Joey collected.
Harvey collected h apples. Joey collected 3 less than twice the number of apples that Harvey collected. Write an expression to show how many apples Joey collected.
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01/29/21

Adi is 5 inches shorter than Sam. Sam is n inches tall. Write an expression that represents Adi’s height.
 Adi is 5 inches shorter than Sam. Sam is n inches tall. Write an expression that represents Adi’s height.
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01/29/21

Parabola and It’s Vertex
Find the x-intercepts of the parabola with vertex (-5,13) and y-intercept (0,-12). Write your answer in this form: (x1,y1),(x2,y2). If necessary, round to the nearest hundredth.
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01/28/21

i need help. please

suppose you took an exam in your math class last week. suppose there are 32 people in your math class. according to canvas, the class mean was 74% but you know that there were four people enrolled... more
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01/28/21

If your car gets 26 miles per​ gallon, how much does it cost to drive 430 miles when gasoline cost $2.70 per gallon?
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01/28/21

Suppose that sec alpha = 5/4 and tan beta = -1, where 3pi/2<alpha<beta<2pi. Find cos(alpha + beta).
Simplify the expression
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01/28/21

there are 32 people in your math class.the class mean was 74%. there were four people enrolled in the class who got zeros on it. What would be the class mean be if those four zeros were not included?
Suppose you took an exam in your math class last week. Suppose there are 32 people in your math class. According to Canvas, the class mean was 74%. But you know that there were four people enrolled... more
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01/28/21

Convert (-4, 2π/3) into Cartesian (rectangular) coordinates.
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