08/07/25
how much money did amy spend
amy and pamela went shopping together with a total sum of $532. amy spent half as much as pamela .the amount amy had left was $165 more then the hat she had spent. she had thrice as much money...
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Solving system of two linear equations
Which method would you choose to solve the following system of equations? Solve it.y=2x+1 (1)3x+y=7 (2)
07/22/25
2(x - 3) + 4 = 3x - 5
Solve for x by simplifying both sides of the equation and isolating the variable. Show each step of your process.
06/25/25
What are like terms, and how are they combined?
In expressions like 3x + 2 + 5x - 4, how do students identify and combine like terms? What makes terms “like”?
Help answer this
Calculate the standard deviation and variance of the given random sample data. Round to two decimal places.
x
8
5.5
26
20.7
15.4
29.8
19.3
8.7
01/28/19
Maximum height of the football
The height of a football after it has been kicked can be modeled by the function . In the function, t is the time in seconds after the ball has been kicked and h(t) is the height of the ball in...
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What am I doing wrong here?
Hey I have a problemI know this equation for present value of annuity: A=R(1-(1+i)-n / i (all except r divided by I)For my problem I need to find the amount of money I will pay per payment (R) for...
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