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Katarina [22]
3 years ago
14

Use the distributive property to rewrite the algebraic expression. 3(x + 7)

Mathematics
1 answer:
Oksana_A [137]3 years ago
8 0
The answer is: 3x+21
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The cost to write an ad in a news paper is $10 plus $0.25 per word. Write an inequality that can be used to find the maximum amo
MA_775_DIABLO [31]

Answer:

f(x)=10+0.25x

she can put maximum 20 words

Step-by-step explanation:

f(x)<=15

10+0.25x<=15

0.25x<=5

x<=20

8 0
3 years ago
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Solve for x.<br> Please help
Andrei [34K]

Answer:

x=3

Step-by-step explanation:

(11-3)+3x+1 = 5x+3

8+3x+1 = 5x+3

9+3x= 5x+3

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2 years ago
What is the vertex of y=3|x+1|-2
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(-1,-2)

Step-by-step explanation:

Generally, the absolute value function can be expressed like so:

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Rewriting our function here ever so slightly gives us: y = 3|x-(-1)|+(-2)

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3 years ago
How do u do this?? Number 28
Ede4ka [16]
U just write it in word form

4 0
3 years ago
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Given that the expression 2x² -2.9x-3.6 can be factorized into the form 0.1(px+q)(rx+s), where p, q, r and s are integers, find
Nonamiya [84]

~~2x^2-2.9x-3.6\\\\=\dfrac{20}{10}x^2 - \dfrac{29}{10} x-\dfrac{36}{10}  \\\\=\dfrac 1{10} (20x^2 -29x -361)\\\\=0.1(20x^2-29x-36)\\\\=0.1(20x^2-45x+16x-36)\\\\=0.1[5x(4x-9)+4(4x-9)]\\\\=0.1(5x+4)(4x-9)\\\\\text{Where,}~ p=5, ~ q=4,~ r=4~,s=-9\\\\\text{Hence,}~ \\\\p+q+r+s \\\\ = 5+4+4 -9 \\\\=13-9 \\\\ =4

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2 years ago
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