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Inga [223]
2 years ago
12

Y = 3x + 4 What is the y-intercept? What is the slope?

Mathematics
2 answers:
Nata [24]2 years ago
8 0

Answer:

See below:

Step-by-step explanation:

Hello! I hope you are having a nice day! My name is Galaxy and I will be helping you today.

We can solve this problem in a single step, I'll start off with that.

When we look at the problem, we can see that its written in y=mx+b form in which m is the slope and b is the y intercept.

Since we know this, we can find the slope and y intercept of your problem:

y=3x+4

m=3\\b=4

Therefore, the slope is 3 and the y intercept is (0,4).

Cheers!

AnnyKZ [126]2 years ago
6 0

Answer:

  • Slope = 3
  • Y-intercept = 4

Step-by-step explanation:

Our equation:

  • y = mx + b

Given equation:

  • y = 3x + 4

Now, let's compare both the equations.

=> y = mx + b = y = 3x + 4

We can clearly see that 'm = 3 and b = 4'

Therefore:

  • m = 3
  • b = 4

Hoped this helped.

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An investor invested a total of $2500 in two mutual funds. One fund earned a 5% profit while the other earned a 3% profit. If th
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Answer:

$500 and $2000

Step-by-step explanation:

Let x represent the total investment = $2500

also, this total is split into two different funds

Lets represent these funds as a and b, such that fund a yields a profit of 3% and fund b yield a profit of 5%

So,

a + b = x

a + b =  2500   ......eq 1

Profit from each fund gives;

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Solve simultaneously using substitution method

From eq 1;

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Slot in this value in eq 2

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expand

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collect like terms

0.03a - 0.05a = 115 - 125

-0.02a = -10

Divide both sides by -0.02

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Put this value of a in eq 1

500 + b =  2500

Subtract 500 from both sides

b = 2500 - 500

b = $2000

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Step-by-step explanation:

yup

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