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levacccp [35]
3 years ago
9

- QUIZ DUE TODAY -

Mathematics
2 answers:
Elena L [17]3 years ago
6 0

Answer:

Step-by-step explanation:

$19.50

-$15.50=

$4.00

1slice of pizza and 1soda is $4

so 2slices of pizza and 2 sodas is $8

$15.50-$8=$7.50

Now you have 3 slices of pizza left

$7.50/3slices=$2.50

1slice of pizza is $2.50

Iteru [2.4K]3 years ago
5 0

Answer:

each burger costs : $4.50

each slice of pizza costs : $2

Step-by-step explanation:

3 slices of pizza + 2 burgers = $15.50 ➡ 3p + 2b = $15.50

1 slice of pizza + 4 burgers = $20➡ 1p + 4b = $20

multiply second equation by -3 then add both equations up

-3p - 12b + 3p + 2b = $15.50 - $60 ➡-10b = -$44.50

b = $4.50 now use this value in the second equation to find the price of pizza slice

1p + 4×4.50 = $20 ➡1p = $2

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N + (3n - 15) = 101 is the equation, the answer to the equation is 29
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Factor 3x 2 - 15x - 42. 3(x - 2)(x - 7) 3(x - 2)(x + 7) 3(x - 7)(x + 2)
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last option
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denpristay [2]

Answer:

Fraction, decimal, whole number

Step-by-step explanation:

if it has a line, it's a fraction. If it has a dot, it's a decimal. If it has none of the above, it's a whole number

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2 years ago
When the two equations are graphed on a coordinate plane, they intersect at two points.
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Answer:

(0,4) and (-2,0)

Step-by-step explanation:

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15. Divide the polynomial x^3 + x^2 - 2x + 3 by (x - 1).​
Stels [109]

Answer:

x² + 2x + [3\x - 1]

Step-by-step explanation:

Since the divisor is in the form of <em>x - c</em>, use what is called <em>Synthetic Division</em>. Remember, in this formula, -c gives you the OPPOSITE terms of what they really are, so do not forget it. Anyway, here is how it is done:

1| 1 1 -2 3

↓ 1 2 0

------------------

1 2 0 3 → x² + 2x + [3\x - 1]

You start by placing the <em>c</em> in the top left corner, then list all the coefficients of your dividend [x² + 5x - 36]. You bring down the original term closest to <em>c</em> then begin your multiplication. Now depending on what symbol your result is tells you whether the next step is to subtract or add, then you continue this process starting with multiplication all the way up until you reach the end. Now, when the last term is 0, that means you have no remainder, which in this case is a 3, so what you is set the divisor underneath the remainder of 3. Finally, your quotient is one degree less than your dividend, so that 1 in your quotient can be an x², 2 becomes <em>2x</em><em>,</em><em> </em>and the remainder of 3 is set over the divisor, giving you the other factor of <em>x² + 2x + [3\x - 1]</em>.

If you are ever in need of assistance, do not hesitate to let me know by subscribing to my channel [USERNAME: MATHEMATICS WIZARD], and as always, I am joyous to assist anyone at any time.

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