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Darina [25.2K]
3 years ago
7

What are the roots of a quadratic equation?

Mathematics
1 answer:
borishaifa [10]3 years ago
8 0
Roots is another name for the x-intercepts
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Please help 7th grade math
gulaghasi [49]

Answer:

75

Step-by-step explanation:

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6 0
3 years ago
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Sam has $65 to spend on clothes. He wants to buy a pair of jeans for $29 and spend the rest on t-shirts. Each t-shirt costs $9.
Maurinko [17]





$65=$29+$9
- 29 -29
----------------
36 9x
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9 9

X=4
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3 years ago
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Part A
lesya692 [45]
Each candy bar cost $5

work:
x = cost of candy bar

3+8(x)=43
-3. -3 < subtract 3 both sides
——————
8(x)= 40
—— —— 8 8

x=5
4 0
3 years ago
Simplify the expression in detail plz
gayaneshka [121]
<span>(18<span>t<span><span>​^2</span><span>​​ </span></span></span>+ 9<span>t^<span><span>​2</span><span>​​</span></span></span>) + (−7t −3t) + 20

</span><span><span>27<span>t<span><span>​^2</span><span>​​ </span></span></span>− 10t + 20</span><span>
</span></span><span>

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5 0
3 years ago
If m 180<br> °<br> then <br> A. <br> Obtuse<br><br> B. <br> Vertical<br><br> C. <br> Complementary<br><br> D. <br> Supplementary
insens350 [35]

Answer:

vertical

Step-by-step explanation:

because 180degrees is a straight line

6 0
3 years ago
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