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beks73 [17]
3 years ago
6

Evaluate the following expression using x=3 4 x + 8

Mathematics
2 answers:
azamat3 years ago
6 0
The answer is 20 because if you replace the x with 3 u get this equation 4(3)+8 now you solve it and get 20 i hope i helped you!
mel-nik [20]3 years ago
4 0
4x + 8 = 20 as you times 4 by x (which is 3) and that equals to 12, then you add 8 to 12 which equals to 20
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When is a protractor preferred to a ruler when finding a measurement
Keith_Richards [23]
When measuring an angle.
7 0
3 years ago
Complete the statement to describe the expression (a+b+c)(d+e+f)
kherson [118]

Answer:

The given expression consists of 2 factors, and each factor contains 3 terms.

Step-by-step explanation:

Given the expression (a+b+c)(d+e+f)

Factors are parts of  expression that are connected by multiplication. we are multiplying  (a+b+c) and (d+e+f) so we said  (a+b+c) and (d+e+f) are factors of the expression.

Hence, there are 2 factors in given expression.

A mathematical expression contains numbers, variables and operators joined by addition, subtraction, multiplication, and division. The parts of the expression that are connected with addition and subtraction are known as terms.

In each factor (a+b+c) and (d+e+f) three terms are connected by addition. Hence, there are 3 terms in both the factors.

7 0
3 years ago
20 in
alukav5142 [94]

Answer:

C

Step-by-step explanation:

This question can simply be answered by the process of elimination. All of the other answers have numbers behind the first number of the decimal. when you are rounding to the nearest tenth, you will have no numbers behind the decimal except 1. They will look like this:

11.70

23.30

45.60

So, since we are looking for the nearest tenth, we would choose C because it is the only one that is rounded.

8 0
3 years ago
What is the factor of the trinomial 30x square+35x-15
Dafna11 [192]
I hope this helps you



5 (6x^2+7x-- 3)



5 (3x.2x+7-1.3)



5. (3x-1)(2x+3)
4 0
4 years ago
9f-11=14f+4 what is the value of f in the equation
Feliz [49]

9f-11-(14f+4)=0
9f-14f-4-11=0
add all the numbers together, and all the variables
-5f-15=0
We move all terms containing f to the left, all other terms to the right
-5f=15
f=15/-5
f=-3
6 0
3 years ago
Read 2 more answers
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