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MATH SOLVE
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8.5b−3.4∙(13a−3.2b)+a
General
4 months ago
frankie can plant a garden by herself in 10 hours. when her son Garyn helps her, the total time it takes them to plant the garden is 4 hours. how long would it take Garyn to plant the garden himself?
General
4 months ago
which of the following is the correct value of (0.22)•(0.4)? show your reasoning. A. 8.8 B. 0.88 C. 0.088 D. 0.0088
General
4 months ago
Sally found that a solution of x = 2 was extraneous for her function. What would be a possible denominator in Sally's function? A 4x + 8 B 2x + 12 C x2 − 4 D x2 − 16
General
4 months ago
Which operations have rational or irrational result?
General
4 months ago
Help!!!On a piece of paper graph y-5>2x-10. Then determine which answer choice matches the graph you drew.
General
4 months ago
After purchasing a cell phone online, Mary attempts to sell the phone for $325. If this was a markup of 24%, how much did Mary originally buy the phone for?
General
4 months ago
Use the numbers 3 and 4 to make a fraction that is greater than 1 and a fraction less than 1. Explain how you made your fractions without a number line
General
4 months ago
For which values of x will the rational expression below be equal to zero? (X-1)(x+5)/(x-5)
General
4 months ago
Sally bought a sprinkler that squirts in a circular direction. With the center of the sprinkler as the center, it sends out water far enough to reach a point located at (12,16). If Sally's backyard is 40 feet long by 50 feet wide, about what percent of the backyard will NOT be watered directly? (Hint: Find area of circle and divide by area of yard to determine the percent that IS covered by the water)
General
4 months ago
How many ways are there to assign six jobs to five different employees if every employee is assigned at least one job?
General
4 months ago
Use a surface integral to find the surface area of the portion of the sphere xUse a surface integral to find the surface area of the portion of the sphere x^2 +y^2 +z^2 = 1 inside the cone z^2 = x^2 + y^2 above the xy-plane.2 +y2 +z2 = 1 inside the cone z2 = x2 + y2 above the xy-plane.
General
4 months ago
Use the order of operations to simplify. (2/7)^2. (7/9)^2 (2/7)^2. (7/9)^2 = (Simplify your answer. Type a whole number or a fraction.)
General
4 months ago
The equation 3.50x + 1.50y = 21 represents the cost for a family to attend a play where x is the number of adults and y is the number of children. Find the intercepts (when x or y equal zero) and interpret the meaning of each one.
General
4 months ago
Factor the expression:-\lambda ^{3}+4\lambda ^{2}+4\lambda -16
General
4 months ago
You want to buy a used car. The car costs $14,675, including tax and license. You pay $5000 of this at the time of the purchase and you finance the rest over three years. The annual interest on the loan is 9%. What is your monthly payment on this loan?
General
4 months ago
Solve the given initial-value problem. (x + y)^2 dx + (2xy + x^2 - 8) dy = 0, y(1) = 1
General
4 months ago
Radium 226 has a decay rate that satisfies the differential equation D'(t)= -.00043D(t). Assume that D(0)=100.What is D(t)?How much is left after 100 years?(round to nearest hundredth.)To the nearest year, what is the life half life of Radium 226?
General
4 months ago
Show that the matrices A = [1 2 -1 4] and B = [2/3 -1/3 1/6 1/6] are multiplicative inverses in M_2, 2.
General
4 months ago
Assume the price of product Y (the quantity of which is plotted on the vertical axis) is initially $15 and the price of X (the quantity of which is plotted on the horizontal axis) is initially $3. Assume money income is initially $60. If the prices of Y and X now increase to $30 and $6, respectively, and money income increases to $120, then the budget line will ___
General
4 months ago
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