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Identify the solution(s) of the system of equations
Identify the solution(s) of the system of equations 3x+2y=4 5x-4y=3
x+5y=6 5x-5y=6
Identify the solution(s) of the system of equations x+5y=6 5x-5y=6
find midpoint simplify radicals (-3,6),(4,-4)
is it possible?
solving inequalities in algebra
solve the inequality: 5x - 3 < 7 AND 2 - x < x + 6
help in algebra 1
Write a system of equations to model this situation. Then use your system to solve. At a garage sale a CD costs three books and 2 CDs. You spent $18. What is the price of a CD and the price of a book...
Algebra 1 word problem about horses.
At a horse show, ribbons are given for first, second,third, and fourth places. There are 20 horses in the show. How many different arrangements of four winning horses are possible?
choose one rule that applies to exponents, explain how the rule works, and provide an example for your classmates to solve.
choose one rule that applies to exponents, explain how the rule works, and provide an example for your classmates to solve.
The number of internet I in millions during the year x , where x> 2000 can be approximated by the following formula. I=106x-211,542
Algebra word problem
I Cant solve this help! x^2+y^2-6x+8y=-9
x^2+y^2-6x+8y=-9
How do I find the exponential key/growth of something?
This is the problem: The number of bacteria in the petri dish quadrupled every hour. There were 1000 bacteria at t=0 a) write an exponential equation that expresses the number of bacteria...
What is the solution to h=-4.9t^2+20t+10 for t
The height(h) of a stone, in meters, thrown into the air can be modeled by the equation h=-4.9t2+20t+10, where t represents time in seconds. How many seconds will it take for the stone to hit the...
how do you find the x-intercepts of the graph of y=2x^2+x-10
I dont know how to figure this question out and there are going to be questions like this on my ECA. how do you find the x-intercepts of the graph of y=2x2+x-10
If you add 3 to my age and divide the sum by 5, you will have my daughter's age. But 3 years ago I was 8 times as old as my daughter was. find their ages now.
I've got (m+3)/5 =d and m-3=8d My teacher wrote m-3=8(d-3). But no matter which equations I use. I keep getting decimals, negative numbers, or fractions for the ages. Please help and explain...
Flying with a tailwind a plane averaged 158 km/h. On the return trip the plane averaged 112 km/h with same wind. Find wind & plane speed in still air.
I got as far as plane speed + wind = 158 and plane speed - wind = 112. But I don't know how to solve the problem.
Find a 2 decimal place number between 0 and 1 such that the sum of its digits is 13 and such that when the digits are reversed the number is decreased by 0.45.
I understand there is a standard formula for figuring these out, but I don't really understand why. I think it's something along the lines of 0.1t +0.01h =13 and 0.01t + 0.1h = 12.55. But...
how to solve x/x^2-4+1/x^2+2x
This is an algebra I addition problem x divided by x squared minus four PLUS 1 divided by x squared plus two x x + 1 x^2 - 4 x^2...
Scatter plot help!!!
A trend line should always pass through ate least two actual data points on a scatter plot. True or false?.?
(x-8) less than or equal to [ (40/(x+4)) - (90/(x+5)) solve for x
Another one is (6x-5 ) < (6/x) Do you solve for x on these the way that you would if it were an equal sign rather than <> signs?
How do I factor 77x^3=22y^2-33x-88?
Heres what I did: 77x^3=22y^2-33x-88 11(7x^3+2y^2-3x-8) x(7x^3+2y)(-3x-8) (7x^2+2y)(-3-8) (7x^2=2y)(-11) at this point, im pretty sure ive done something wrong, but i cant...
i cant seem to get the right answer i put 1 after all the
the exponent is the 3 the base is 2 -(29-8X3) ......i got 1
