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BaLLatris [955]
4 years ago
5

What is 3a2 + a2 added to a + 6?

Mathematics
2 answers:
DENIUS [597]4 years ago
8 0

Answer:

4a2+a+6

Step-by-step explanation:

can I get brainliest please

leva [86]4 years ago
7 0
4a2 +a+6 I think idk I might be wrong
You might be interested in
9e + 4 = -5e + 14 + 13e =
Aloiza [94]

Answer:

9e+4=8e+14

1e+4=14

-4

1e=10

e=10

Step-by-step explanation:

6 0
3 years ago
Which expression is equivalent to (z−3)4z−6 for all values of z where the expression is defined?
kvv77 [185]

The equivalent of the expression [ (z−3)4z−6 ] is 4z² - 12z - 6.

<h3>What is the equivalent of the expression?</h3>

Given the expression; (z−3)4z−6

First, we apply distributive property.

(z−3)4z−6

(z−3)4z−6

z(4z) - 3(4z) - 6

We remove the parentheses

4z² - 12z - 6

Therefore, the equivalent of the expression [ (z−3)4z−6 ] is 4z² - 12z - 6.

Learn more about algebraic expression here: brainly.com/question/17324440

#SPJ1

5 0
2 years ago
Mrs. Mack teaches three art classes, and there are 30 students in each dass. She has a supply
laila [671]

Answer: 3/5

Step-by-step explanation:

1. Multiply 30 by 3 (90)

2. 90 becomes the numerator and 150 becomes the denominator

3. Divide the numerator (90) and the denominator (150) by the greatest common factor (30), to simplify the fraction

4. You should come to the answer 3/5

Hope this helps.

6 0
3 years ago
= The average score of Karl's first four math tests is 72 points. After the fifth and the sixth tests, his average score increas
mylen [45]

Answer:

83 points

Step-by-step explanation:

-The formula for average is given as:

\bar X=\frac{1}{n}\sum{x_i}\\\\x_i=Individual \ Test \ scores\\n=number \ of \ scores

Let a be his 5th score and (a+4) of the 6th

#We subtract the sum of the first 4 tests from the 6, to get the sum of the 5th and 6th tests:

(6^{th}+5^{th})=\bar X n_6-\bar X n_4\\\\=75\times 6-72\times 4\\\\=162

#We substitute for the 5th and 6th to solve a:

5^{th}=a\\6^{th}=a+4\\\\a+(a+4)=162\\\\2a=158\\\\a=79\\\\6^{th}=a+4=79+4=83

Hence, Karl score 83 points in his 6th test.

5 0
4 years ago
8.5- __= 7.15 in words: 85 minus blank equals 7.15
Phoenix [80]

Answer:

Concept: Numerical Understanding

  1. First off its eight point five minus blank equals seven point fifteen
  2. The missing variable is a number that sums to 7.15
  3. Instinctively you could rearrange or see the value missing is 1.35
3 0
3 years ago
Read 2 more answers
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