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zmey [24]
3 years ago
10

Solve by elimination 5x+y=0 5x+2y=30

Mathematics
1 answer:
xxMikexx [17]3 years ago
5 0
I think the answer is (-6,30) unless I messed up somewhere
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Jenny went to the store with $10 and returned home
stira [4]

Answer:

The milk is priced at $1.74/gallon

Step-by-step explanation:

If Jenny started out with $10 and ended up with $1.30 in change, she must have spent $10 - $1.30, or $8.70.

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Then the unit price for the milk is ---------- = $1.74 per gallon

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8 0
2 years ago
If C(x) = 4x^2 - 3, find the following<br> (a) C(0)<br> (b) C (-1)<br> (c) C (-2)<br> (d) C (-3/2)
NeTakaya

Step-by-step explanation:

C(x)=4x^2-3\\\\C(0),\ C(-1),\ C(-2),\ C\left(-\dfrac{3}{2}\right)\\\\\text{Substitute each value}\ \left\{0, -1, -2, -\frac{3}{2}\right\}\ \text{instead}\ C(x):\\\\C(0)=4(0^2)-3=4(0)-3=0-3=-3\\\\C(-1)=4(-1)^2-3=4(1)-3=4-3=1\\\\C(-2)=4(-2)^2-3=4(4)-3=16-3=13\\\\C\left(-\dfrac{3}{2}\right)=4\left(-\dfrac{3}{2}\right)^2-3=4\left(\dfrac{9}{4}\right)-3=9-3=6

3 0
3 years ago
4. An amusement park developed a program for local fifth grade students to study the
Lesechka [4]

Answer:

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Step-by-step explanation:

Suppose that it is 185 students multiplied by 14 school districts.

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5 0
3 years ago
Answer pls for 30 points and brainliest​
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Step-by-step explanation:

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Find the<br> area of the figure.
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Step-by-step explanation:

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