3 years ago

If y = 2x + 4, find x when y = -16.*

Mathematics

2 answers:

sveticcg [70]3 years ago

5 0

Answer:

Step-by-step explanation:

1) substitute given numbers into the equation

-16=2x+4

2) minus 4 from the right hand side to find out what 2x is

-20=2x

3) divide by 2 to find x

-10=x

Novosadov [1.4K]3 years ago

3 0

Answer:

x= -6

Step-by-step explanation:

(-16) = 2x +4

-12 = 2x

x= -6

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Can u guys pls help me on this question and pls explain how u got the answer

Gekata [30.6K]

First do 10x7 =70
Since there’s 4 sides with this measure mentally do 70x8=560
560
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647sq feet

8 0

3 years ago

Read 2 more answers

Which expression is equivalent to x4 • x−2?

damaskus [11]

<h3>Hey there! </h3><h3>The second " $x$ " is has invisible $1$ </h3><h3>Here, this is what I meant: $x^ 1$ </h3><h3>So, now your equation looks like this: $x^4(x^1$ $-2)$ </h3><h3>Add the exponents: $4 + 1$ $= 5$ </h3><h3>Therefore your answer should be: $x^5 - 2$ </h3><h3>(Note: there's many ways to solve these types of equations, I just gave you the basic method) </h3><h3 /><h3>Good luck on your assignment and enjoy your day! </h3><h3>~ $LoveYourselfFirst:)$ </h3>