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horrorfan [7]
3 years ago
14

Simplify:3x^2+5x-7x+3-5x^2+2

Mathematics
1 answer:
Llana [10]3 years ago
6 0

Answer:

3 {x}^{2}  + 5x - 7x + 3  - 5 {x}^{2}  + 2 \\ 3 {x}^{2}  - 5 {x}^{2}  + 5x - 7x + 3 + 2 \\   = - 2 {x}^{2}  - 2x + 5

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I need help ASAP please
pychu [463]
The answer is 1,7,21,35,35,21,7,1
3 0
3 years ago
A cab driver is paid $6 plus $0. 45 per mile driven. Which expression shows the amount of money the cab driver earns in m miles?
Leni [432]

Algebraic expression is the expression which consist the variables, coefficients and the constants. The expression for the condition given in the problem is 0.45m+6.

Given information

A cab driver is paid $6 plus $0.45 per mile driven.

Total number of total miles is <em>m.</em>

<h3>Algebraic expression</h3>

Algebraic expression is the expression which consist the variables, coefficients and the constants. The algebraic expression are used to solve the condition based problems by expressing them into the algebraic form.

As the cab driver is paid $6 as the fixed amount of the taxi irrespective to the mile driven. Thus this is independent to the other variables and written as the constant in the expression.

As the total miles driven by the cab driver is<em> m</em>. The cost of the per mile driven the car is $0.45. Thus the expression for this condition can be given as,

f(m)=0.45m+6

Hence, the expression for the condition given in the problem is 0.45m+6.

Learn more about the algebraic expression here;

brainly.com/question/953809

5 0
2 years ago
Which is the simplified form of the expression 3(7/6x + 4) - 2(3/2-5/4x)<br><br><br>​
mars1129 [50]

Answer:

b

Step-by-step explanation:

8 0
3 years ago
What compound inequality describes this graph
nadezda [96]

Answer:

0≥x<4

Step-by-step explanation:

first, let's look at this number line.

there is a closed circle at 0 and an open circle at 4. this means that 0 is included (≤ or ≥) and that 4 is not included (< or >).

these are the endpoints, meaning that in this compound inequality, the numbers next to the symbols are 0 and 4.

x is in the middle of this compound inequality.

0    x    4

now, we have to figure out the symbols in between. i wrote out our choices above for each number. the highlighted portion is greater than or equal to 0 and less than 4, so we can write this compound inequality as the following:

0≥x<4

x is greater than or equal to 0, but less than 4

4 0
3 years ago
Evaluate (-27)^-4/3 ((-27 to the power of -4/3))
masha68 [24]

Answer:

-1/81

Step-by-step explanation:

-27^-4/3

cbrt(-27^-4)

cbrt(-1/531441)

-1/81

5 0
3 years ago
Read 2 more answers
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