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Sonbull [250]
2 years ago
10

1/4(z +3z)+ 7=−z + 1 please help with this ive been stuck

Mathematics
1 answer:
madam [21]2 years ago
3 0
First, simplify the parenthesis. You’ll get:
1/4(4z)+7=-z+1

Then multiply 1/4 by 4z. You’ll get:
z+7=-z+1

Love like terms to the same side. I wanted to have the variable positive on time, so I moved variables to the left and constants to the right. You’ll get:
2z=-6

Divide both sides by 2. You’ll get :
z=-3

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3 years ago
The area of a rectangle is 54 m2 , and the length of the rectangle is 3 m more than twice the width. find the dimensions of the
Elina [12.6K]
L = 3 + 2w

Find the width
Area = 54
l × w = 54
(3 + 2w) × w = 54
3w + 2w^2 = 54
2w^2 + 3w - 54 = 0
(2w - 9)(w + 6) = 0
w = 9/2 or w = -6 (width shouldn't be negative)
w = 9/2
w = 4.5 m

Find the length
l = 3 + 2w
l = 3 + 2(4.5)
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3 years ago
1 Example of linear absolute value equation & linear absolute value inequality
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Example:
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Hope this helped :)
5 0
3 years ago
Quadrilateral ABCD with vertices A(-4, 1), B(-2,3), C(0,-2), and D(-5,-2) Give the coordinates of the image if k=3.
borishaifa [10]

If you're using a coordinate plane, I think it makes a trapezoid

3 0
2 years ago
3(2x + 7) - 2 (x + 5)
olga55 [171]

Answer:

Step-by-step explanation:

3(2x + 7) - 2 (x + 5)

need to distibute

5x+10-2x+3

combine like terms

3x+13

divide

x=4.3

5 0
3 years ago
Read 2 more answers
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