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Valentin [98]
2 years ago
8

Evaluate 4x² + 3x for x=6

Mathematics
1 answer:
Sloan [31]2 years ago
3 0

Answer:

162

Step-by-step explanation:

Given algebraic expression:

  • 4x² + 3x

To:

  • Evaluate this expression,with : x = 6

Solution:

  • 4x²+3x

Simplify by plugging x = 6

  • 4(6)²+3(6)
  • 4(36) + 18
  • 144 + 18
  • 162

<em>We can conclude:</em>

By evaluating this expression by x = 6 , the answer will be 162.

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I need help!!!! Can anyone answer as fast as they can???
Morgarella [4.7K]
X= 180
now you have to multiply all them with 180
5(180)= 900
2(180)= 360


8 0
3 years ago
Please answer correctly !!!!! Will mark Brianliest !!!!!!!!!!!!!!
Hoochie [10]

Answer:

c

Step-by-step explanation:

6 0
3 years ago
I have k quarters, five less quarters than nickels and one more than twice as many dimes as quarters. Find the value of the coin
Alenkinab [10]

Answer:

(35k + 20) cents

Step-by-step explanation:

First of all, let us have the value of each unit:

1 quarter = 25 cents

1 nickel = 5 cents

1 dime = 10 cents

Given that number of quarter = k

Quarters are 5 lesser than Nickels, so number of nickels = k+5

One more than twice as many dimes as quarters:

k = 2 \times Number of Dimes + 1

So, number of dimes = \frac{1}{2}(k-1)

Value of quarters = 25 \times k cents

Value of nickels = 5 \times (k+5) = (5k+25)\ cents

Value of dimes = \frac{1}{2}(k-1) \times 10 = (5k-5)\ cents

So, total value of coins =

25k + 5k +25 +5k-5\\\Rightarrow (35k+20)\ cents

5 0
4 years ago
Read 2 more answers
Find x and Y pls help
lisabon 2012 [21]

Answer:

Step-by-step explanation:

Comment

The angle supplementary to x and 3x are equal.

Supplementary angles = 180

Solution

x + 3x = 180

4x = 180                  Divide by 4

4x/4 = 180/4

x = 45

The angle supplementary to x is 3x

3x = 3*45

3x = 135

This angle is vertically opposite y. Vertically opposite angles are equal. So  y = 135

Answer

x = 45

y = 135

3 0
2 years ago
What is the product written in scientific notation?
wel
Answer is C. Definitely not d right off the bat because both exponents are negative so cross that out. After that its just counting zeros.
5 0
3 years ago
Read 2 more answers
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