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chelseychew32
22.09.2020 •
Mathematics
Solve each equation 4x=38-2(x+4)
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Ответ:
x = 5
Step-by-step explanation:
To solve this equation, we will have to solve for x.
4x = 38 - 2(x + 4)
Distribute the 2 on the right side of the equation.
4x = 30 - 2x - 8
Combine like terms.
4x = 30 - 2x
Add 2x to both sides of the equation.
6x = 30
Divide both sides by 6.
x = 5
So the solution to the equation would be x = 5.
I hope you find my answer and explanation helpful. Happy studying. :)
Ответ:
Place the compass at point A and open compass to greater than P draw arcs above and below the diameter
Step-by-step explanation:
* Lets revise how to construct a square
1. Using your compass, draw a circle and label the center O
2. Using your straightedge, draw a diameter of the circle, labeling the
endpoints A and B.
3. Place the pin of the compass at point A and open it to greater than O
draw an arc above and below the diameter
4. Without change the open of the compass place the pin of the
compass at point B and draw an arc intersects the other arc above
and below the diameter
5. Join the points of intersection above and below the diameter by a
segment which is the perpendicular bisector of the diameter AB
6. Label the points where the bisector intersects the circle as C and D.
7. Join points A , B , C , D to form the square.
* Now lets solve the problem
- The step after drawing a circle with center P and diameter AB is:
* Place the compass at point A and open compass to greater than P
draw arcs above and below the diameter
# Look to the attached graph for more understand