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abruzzese [7]
3 years ago
13

Simplify the expression 5a- 2a+ 9

Mathematics
2 answers:
LuckyWell [14K]3 years ago
6 0
Since there are like terms, you can combine them

5a-2a = 3a

So, then you get
3a+9

Then you can factor to get a GCF of 3
3(a+3)
Ainat [17]3 years ago
4 0

3a + 9

You subtract 2a from 5a, which equals 3a, but 9 is by itself, so it stays the same.

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Activity
mina [271]

Answer:

Factor, in mathematics, a number or algebraic expression that divides another number or expression evenly—i.e., with no remainder. For example, 3 and 6 are factors of 12 because 12 ÷ 3 = 4 exactly and 12 ÷ 6 = 2 exactly. The other factors of 12 are 1, 2, 4, and 12. A positive integer greater than 1, or an algebraic expression, that has only two factors (i.e., itself and 1) is termed prime; a positive integer or an algebraic expression that has more than two factors is termed composite. The prime factors of a number or an algebraic expression are those factors which are prime. By the fundamental theorem of arithmetic, except for the order in which the prime factors are written, every whole number larger than 1 can be uniquely expressed as the product of its prime factors; for example, 60 can be written as the product 2·2·3·5.

3 0
3 years ago
Rewrite each expression in factored form using the greatest common factor. 11. 16x+48 12. 28x+ 32y 13. 11w+hw pls help!!!
34kurt

Answer:

16(x + 3)

4(7x + 8y)

w(11 + h)

Step-by-step explanation:

16x + 48

The greatest common factor of 16 and 48 = 16

Hence, expressing 16x + 48 in factored form:

16x + 48 = 16(x + 3)

28x + 32y

Greatest common factor of 28 and 32 = 4

Hence,

28x + 32y = 4(7x + 8y)

11w + hw

11w + hw = w(11 + h)

5 0
3 years ago
A bag contains 40 cards of five different colors. The probability of selecting each color is listed in the chart.
inna [77]

Answer:

c

Step-by-step explanation:

5 0
3 years ago
N 4n3 2m 6m 5n 2n<br> Identify like terms
Juliette [100K]

Answer:

2n, 5n, n

2m, 6m

4n3

Letters are grouped together, except for when they have exponents. Numbers with the same letter and exponent can be grouped together though (ex. 4n3 and 9n3) Hope this helps!

8 0
3 years ago
Please solve this for me with full steps please it’s urgent
spayn [35]

Answer:

Step-by-step explanation:

logxy^{2} <=> logx + 2logy = a (1)

logx^{3}y=b <=> 3logx + 6logy =b (2)

(1),(2)=> logx= \frac{-3a+2b}{3}

            logy= 3a-b

=> log\frac{y}{x}=logy-logx=3a-b -( \frac{-3a+2b}{3}) = \frac{12a-5b}3}

   log\sqrt{xy} = \frac{1}{2}(logx+logy)=........ OK

8 0
2 years ago
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