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ch4aika [34]
4 years ago
7

Define a variable and write an equation to model the situation,

Mathematics
1 answer:
lara31 [8.8K]4 years ago
6 0

Answer:

Let P = Perimeter of square

Let l = Length of the sides of the square

P = 4l

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2. Solve each given equation and show your work. Tell whether it has one solution, an infinite number of solutions, or no soluti
jolli1 [7]
A) 6x + 4x - 6 = 24 + 9x
    10x - 9x = 24 + 6
               x = 30
b) 25 - 4x = 15 - 3x + 10 - x
    25 - 4x  = 25 - 4x
             
Infinite Solutions.

c) 4x + 8 = 2x + 7 + 2x - 20
   4x - 4x = 7  - 20 - 8
    0 = - 22
No solution
7 0
3 years ago
What is the answer to 2 3/4 ÷ 1 5/8
alex41 [277]
Exact form:
22/13

Mixed number:
1 9/13
6 0
3 years ago
Please help with algebra class I’m struggling
adell [148]

Answer:

Step-by-step explanation:

For what mileages will company A (which has a flat rate of $111) be less than the cost for company B

Company A < Company B

              111 < 75 + 0.80m

solving

       111 - 75 < 75 - 75 + 0.80m

              36 < 0.80m

     36/0.80 < 0.80m/0.80

as we are dividing by a positive number, we don't have to change the direction of the < sign.

              45 < m

      or     m > 45

so if Ali intends to drive more than 45 miles, Company A's vehicle will be less expensive to rent

5 0
3 years ago
Which expression is not equivalent to Negative 3 x minus one-half + 4 y?
tensa zangetsu [6.8K]

Answer:

negative 2x minus one-half +2y+2x  OR answer choice B

Step-by-step explanation:

I just did the assignment  :)

6 0
3 years ago
Read 2 more answers
A cupcake factory has already used 19.2 lb of flour today. They are now making cupcakes that require 0.5 lb per batch.
Vlada [557]

Answer:

166.8 pounds.

Step-by-step explanation:

Let b be the number of batches baked and f be the total weight of flour.

We have been given that a cupcake factory has already used 22.8 pounds of flour today.

They are now making cupcakes that require 8 pounds per batch, so the weight of flour used in b batches will be 8b.

The equation representing the total weight of used flour is given as:

To find the total weight of flour used, when 18 batches are baked we will substitute b = 18 in our given equation.

Therefore, the total weight of flour used in baking 18 batches will be 166.8 pounds.

4 0
3 years ago
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