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Bad White [126]
3 years ago
7

The Following steps are used to rewrite the polynomial expression 3(x+4y) + 5(2x-y)

Mathematics
1 answer:
Papessa [141]3 years ago
6 0
Let's solve this problem step by step.

1. First of all we have this equation:

3(x + 4y) + 5(2x - y)

2. Let's apply distributive property:

3x+12y + 10x - 5y

3. Let's order this expression according to the variables:

3x + 10x + 12y-5y

4. Let's sum equal terms:

13x + 7y

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7. Find an equation of the line containing (- 4,5) and perpendicular to the line 5x - 3y = 4.
bagirrra123 [75]

The equation of the line containing (- 4,5) and perpendicular to the line 5x - 3y = 4 is y = -3 / 5 x + 13 / 5

<h3>How to find the equation of a line?</h3>

The equation of a line can be represented as follows:

y = mx + b

where

  • m = slope
  • b = y-intercept

Therefore, the equation passes through (-4, 5) and perpendicular to 5x - 3y = 4

Hence,

perpendicular lines follows the rule below:

m₁m₂ = -1

Hence,

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Therefore,

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learn more on equation of a line here: brainly.com/question/10727767

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