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General
A fabric store sells two types of ribbon. One customer buys 3 rolls of the satin ribbon and had a total of 120 yards of ribbon. Another customer buys 2 rolls of lace ribbon and 4 rolls of the satin ribbon and has a total of 160 yards of ribbon. How many yards are on one rolls and one roll of satin ribbon?
General
3 months ago
Add the opposite number of 1 1/5 to the sum of the numbers (−8 3/4 ) and (−2 5/6 ).
General
3 months ago
the elevation of Denver Colorado is 13 times greater than that of waikapu. hawaii.the sum of their elevations is 5600 ft. find the elevation of each city
General
3 months ago
The volume of a rectangular box is found by multiplying its length, width, and height: V = lwh. A certain box has a volume of b 3 + 3b 2 - 4b - 12. Factor the four-term polynomial to find the dimensions of the box. Hint: Use factoring by grouping to factor the four term polynomial first.
General
3 months ago
What is the solution to the system of equations graphed below
General
3 months ago
Jen wrote cross-multiplication property for her proportion:x∙ t=u ∙yWhich of the following could her proportion? Choose all that apply. (A) x:u=y:t (B) x:y=u:t (C) x:t=y:u (D) t:y=u:x (E) u:x=t:y (F) x:u=y:t (G) x:y=t:u (H) y:x=t:uhahah i know it's a lot!
General
4 months ago
50% of babies are born female. Olive wants to find he probability that 20 or more of the 50 babies are born today were female. If we use a double-sided coin and assign heads as females and tails as males, what is the best way to perform this simulationA. Keep track of the number of heads flipped in 50 flips . These represent the number of females born todayB. Keep track of the number of heads flipped in 100 flips. These represent the number of females born todayC. Keep track of the number of heads flipped in 50 flips. These represent the number of females born today. Repeat this 5 timesD.Keep track of the number of heads flipped in 50 flips. These represent the number of females born today. Repeat this 200 times
General
4 months ago
What is the equation of the line described below written in slope-intercept form?the line passing through point the origin, parallel to the line whose equation is y = -2x + 5y = -2xy = -xy = xy = 2x
General
4 months ago
Help me with histograms! Pls explain
General
4 months ago
Can I get some help with these? Please show you're work!Thanks! (-19)(2)(37)(-0.8)(-112) Positive or Negative?
General
4 months ago
Write the following decimals as fractions. a. .76 b. .3 c. .262 d. .8053
General
4 months ago
How can you find the surface area of a composite solid made up of prisms ? (Help)
General
4 months ago
Help me please!!!!! I don’t get this!
General
4 months ago
Toni invests money into an account which pays a fixed rate of compound interest each year. The total value, £V, of her investment after t years is given by the formula: V = 1350 x 1.04^t Answer questions a & ba- How much money did Toni invest in poundsb- What rate of compound interest is paid each year
General
4 months ago
Dr bell donated 2(3x+60) dollars to the salvation army, 5x dollars to the church and $100 to a sport shop. If he donated a total of $550, how much did he donated to salvation army?
General
4 months ago
please help with algebra #16
General
4 months ago
Given: ABCD is a trapezoid, AB = CD, BK ⊥ AD, AK = 10, KD = 20 Find: BC AD
General
4 months ago
The constraints of a problem are listed below. What are the vertices of the feasible region? 4x+3y<-12, 2x+6y<-15,x>-0,y>-0
General
4 months ago
Point J(-2,1) and point K(4,5) form line segment JK. For the point P that partions JK in the ratio 3:7, what is the y- coordinate of P?
General
4 months ago
Which shows the following expression after the negative exponents have been eliminated? a^3b^-2/ab^-4 Assume a can’t equal 0 and b can’t equal 0
General
4 months ago
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