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frez [133]
4 years ago
12

What does x-4=2x+9 equal

Mathematics
2 answers:
harina [27]4 years ago
7 0
I think the answer is 11x
skad [1K]4 years ago
3 0

Answer:

x =5.0

So just 5

Yeah I need 20 characters

x=5

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Can someone help me with this question please (brainiest and 50 points)
sergiy2304 [10]

Answer: Stephanie read more than 7 books because 8 points for 9 books each is equal to 72 points, which is the total amount of books she read.

Step-by-step explanation:

72 ÷ 8 × 9

x = 9

Hope this helped! :D

5 0
2 years ago
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Iona wrote out the description of each step for her multiplication of the binomial and trinomial (2x – 3)(5x2 – 2x + 7)
Olin [163]

Steps for multiplying the given binomial and trinomial (2x-3)\times (5x^{2}-2x+7) are:

Step 1: 2x\times (5x^{2}-2x+7)-3 \times (5x^{2}-2x+7)

Step 2: 10x^{3}-4x^{2}+14x-15x^{2}+6x-21

Step 3: 10x^{3}-19x^{2}+20x-21

7 0
3 years ago
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What is -3m-8v-4m+5v
vladimir1956 [14]
I hope this helps you



-3m-4m-8v+5v


-7m-3v
3 0
3 years ago
Read 2 more answers
1
Reptile [31]

Answer:

It's the third option: (x^2 - 5)(x - 7).

Step-by-step explanation:

x^3 – 7x^2 – 5x + 35

= x^2(x - 7) - 5(x - 7)        The (x - 7) is common so we have:

(x^2 - 5)(x - 7).

6 0
3 years ago
Help me please, I need help
Natalija [7]

Answer:

+ 5.90

Because -5.90 in rational value is positive 5.90

5 0
4 years ago
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