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pav-90 [236]
3 years ago
10

3x + 7x - 8 = -19 can someone please help me with this math problem

Mathematics
2 answers:
Maslowich3 years ago
5 0
Combine like terms
3x+7x= 10x
10x-8= -19
+ 8. +8

10x= -11
————
10. 10

x= -1.1
Slav-nsk [51]3 years ago
4 0

Answer:

x= -1.1

Step-by-step explanation:

first combine like terms

3x+7x=10x

10x-8=-19

+8 on both sides

10x= -11

divide by 10

x= -1.1

check the answer

10(-1.1)-8= -19

-11-8= -19 its true

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10 &gt; X - 3.<br> Help please
amm1812

Answer:

x<13

Step-by-step explanation:

1. Move variable [x] to left-hand side and change its sign

  Move constant [10] to the right-hand side and change its sign

10>x-3

-x+10>-3-10

2.  Calculate the difference [-3-10]

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3. Change the signs [-x>-13] on both sides of the inequality and flip the inequality sign

x<13

4. Solution

x<13

8 0
3 years ago
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The quadratic regression graphed on the coordinate grid represents the height of a road surface x meters from the center of the
andrew-mc [135]

The height of the surface increases, then decreases, from the center out to the sides of the road.

<h3>What is quadratic equation?</h3>

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2 years ago
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Pls help asap.......
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