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N76 [4]
2 years ago
14

Help me please i dont get it.

Mathematics
2 answers:
Trava [24]2 years ago
7 0

Answer:

x > -1/3

Step-by-step explanation:

so first we are going to distribute the numbers outside of the parenthesis. which gives us the equation

18-9x-8+12x > 9

then we are going to add our like terms

so 12x + -9x gives us 3x

and 18 + -8 gives us 10

so it would gives us the equation 3x+10>9

we then subtract 10 from both sides to keep our numbers on the right which gives us

3x > -1

then we divide by 3 on both sides to get X

and we then get X > -1/3

Andre45 [30]2 years ago
3 0

Answer:

x >  -  \frac{1}{3}

Step-by-step explanation:

9(2 - x) - 4(2 - 3x) > 9

18 - 9x - 8 + 12x > 9

10 + 3x > 9

3x > 9 - 10

3x >  - 1

\boxed{\green{x >  -  \frac{1}{3}}}

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John scored 48, 59, and 62 points. His average score was 60%. What was the last score to make it average?
solniwko [45]

Answer:

Hello! Your answer is 71.

Step-by-step explanation:

(48+59+62+71) =240

240 ÷ 4 = 60.

The 4 is the four different points he got.

The 60 is the average percent.

HOPE THIS HELPS!

7 0
3 years ago
Read 2 more answers
Help me please, thank you!
elena-s [515]
A is 3 square root 2
Since 3*6 is 18
Find the factors of 18
So we have 9 and 2
9 is a perfect square so it’s 3 with 2 inside radical
7 0
3 years ago
Read 2 more answers
If x+3y=7 and y=2 then x equals?
Verdich [7]
X + 3y = 7
y = 2

Substitute

x + 3(2) = 7
x + 6 = 7
x = 1
Hope this helps!<span />
7 0
3 years ago
Read 2 more answers
Please help me <br> I’ll mark brainiest
Lubov Fominskaja [6]

Answer:

which number

every of them?

8 0
2 years ago
Please help im stuck on this question​
VARVARA [1.3K]

Answer:

(12,0)

Step-by-step explanation:

slope m=

\frac{54-36}{27-22} =\frac{18}{5}

y-36=\frac{18}{5}(x-22)\\\\5y-180=18x-396\\\\y=\frac{18x}{5} -\frac{46}{5}

0=\frac{10}{5}x-\frac{46}{5}\\\\x=\frac{216}{18}   =12

hope it helps...

have a great day

7 0
3 years ago
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