Write a linear function from the given values:
f(2)=-2, f(1)=1
f(4)=1, f(8)=4
1 answer:
The slope-intercept form:

m - slope
b - y-intercept
The formula of a slope:

We have:
.
Substitute:

Therefore we have
.
Substitute the coordinates of the point (1, 1) to the equation:

<em>add 3 to both sides</em>

<h3>Answer: y = -3x + 4</h3>
We have:

Substitute:

Therefore we have
.
Substitute the coordinates of the point (4, 1) to the equation:

<em>subtract 3 from both sides</em>

<h3>Answer:

</h3>
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(2x-5y)+(x+y)=(2x+x)+(-5y+y)=3x-4y.
therefore:
(2x-5y)+(x+y)=3x-4y
Answer:
Ur mummm u cheater
Step-by-step explanation:
M 7=280. you just multiply 7 by 40 to get your answer. i am pretty sure.
what is the question piz tell donot make me brainiest