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faust18 [17]
4 years ago
8

Evaluate the expression for x = 3 and y = 5. 12x−3y4x−y12x−3y4x−y PLEASE HELP NEED THIS ASAP

Mathematics
1 answer:
Naddika [18.5K]4 years ago
4 0
-509 I plugged it into a calculator, so hopefully it's right
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Solve the inequality LaTeX: 5x-6\le2+\left(3x-4\right)5 x − 6 ≤ 2 + ( 3 x − 4 ). Express the solution as an inequality.
baherus [9]

Answer:

x ≤ 2

Step-by-step explanation:

Given the inequality :

5 x − 6 ≤ 2 + ( 3 x − 4 )

Open The bracket

5x - 6 ≤ 2 + 3x - 4

Collect like terms

5x - 3x ≤ 2 - 4 + 6

2x ≤ 4

Dibide both sides by 2

2x /2 ≤ 4/ 2

x ≤ 2

7 0
3 years ago
The woodson and baker families went to the burger shack for dinner. The Woodsons bought 3 burger meals and 4 hot dog meals for $
Klio2033 [76]

Answer:

Burger meal costs $8 and hot dog meal costs $6.

Step-by-step explanation:

To find the price per meal, write a system of equations.

Let b = cost of a burger meal and d = cost of a hot dog meal.

Write the equation 3b + 4d = 48 for the Woodsons.

Write the equation 6b + 2d = 60 for the Barkers.

Use elimination to solve the system. Begin by making the coefficients of one variable the same in both equations by multiplying 3b + 4d = 48 by 2.

2(3b + 4d = 48) ----> 6b + 8d = 96

Stack the equations and subtract.

   6b + 8d = 96

-   6b + 2d = 60

------------------------

            6d = 36

              d = 6

Substitute d = 6 into one equation to solve for b.

3b + 4(6) = 48

3b + 24 = 48

3b = 24

b = 8

7 0
4 years ago
How does understanding the history of credit make you think
d1i1m1o1n [39]

Knowing the history of credit cards makes you understand why credit cards were created and the reason they were necessary for human societies.

<h3>What is the focus of history?</h3>

History teaches you about the origin of specific elements, in this case, credit cards, and their evolution over time.

<h3>Why is history important?</h3>

History is about both origin and evolution; due to this:

  • History explains why credit cards emerged and the reason they were necessary.
  • History shows you the way credit cards have changed or stayed the same due to different causes.

Learn more about history in: brainly.com/question/3583505

#SPJ1

7 0
3 years ago
What are the fourth, seventh, and tenth terms of the<br> sequence A(n) = 7 + (n - 1)(-3)?
vivado [14]

Answer:

B

Step-by-step explanation:

fourth term

A(4)= 7 - ( 4-1)(-3)

=-2

seventh term

A(7)= 7 - (7-1)(-3)

=-11

tenth term

A(10) = 7 - (10-1)(-3)

= -20

5 0
3 years ago
three sides of a quadrilateral are the same length. q the length of the fourth side is 7 inches the perimeter the quadrilaterals
sveticcg [70]

Answer: 11

Step-by-step explanation:

Ok so I'm guessing you are wondering what is the value of the 3 equal sides. First you subtract 7 from 40 and get 33. Then divide 33 by 3 and you'll get 11.  

40-7=33

33/3=<u>11</u>

8 0
2 years ago
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