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goldfiish [28.3K]
3 years ago
14

Solve the system of equations - 4x + 5y = 35 and - 2 + 2y = 8 by combining the equations.

Mathematics
2 answers:
Strike441 [17]3 years ago
8 0

Answer:

- 5x + 7y = 43

Delicious77 [7]3 years ago
4 0
X= -5/2 y = 5

Solve the equation for y
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Zoe plants a sunflower seed and
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Answer:

44.52 inches

Step-by-step explanation:

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7 0
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Why do we use the quadratic formula as opposed to trying to solve using factoring
Jlenok [28]
Sometimes there is no apparent way to factor it by hand /(the factors are decimals or imaginary). To try and factor these problems is nearly impossible in your head.
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3 years ago
Consider the function f(x)=−2/3x+5 .<br><br> What is f(5/2) ?
STatiana [176]
3 1/3 is the solution. Solve by substituting the variables first.
7 0
3 years ago
What are the coordinates of the point<br> 3/4 of the way from a to b
Goshia [24]

Answer:

(-3.5,1.25)

Step-by-step explanation:

A is at -5,-4 and B is at -3,3

using the slope formula the slope has to be 3.5

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8 0
3 years ago
A triangular bandana has an area of 70 square inches. The height of the triangle is 8 3/4 inches. Write and solve an equation to
lukranit [14]
A = 1/2 * b * h

Plug in what we know:

70 = 1/2 * b * 8 3/4

Simplify(Multiply 1/2 * 8 3/4 * b):

70 = 4.375b

Divide 4.375 to both sides:

b = 16
7 0
3 years ago
Read 2 more answers
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