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vfiekz [6]
3 years ago
7

Evaluate 8a+3b-10+c^28a+3b−10+c ​2 ​​ 8, a, plus, 3, b, minus, 10, plus, c, start superscript, 2, end superscript when a=2a=2a,

equals, 2, b=5b=5b, equals, 5, and c=4c=4c, equals, 4.
Mathematics
1 answer:
ohaa [14]3 years ago
4 0

Answer:

The given expression  8a+3b-10+c^2 at a = 2 , b = 5 and c = 4  is 37.

Step-by-step explanation:

Given : expression 8a+3b-10+c^2

We have to evaluate the given expression  8a+3b-10+c^2 at a = 2 , b = 5 and c = 4

Consider the given expression  8a+3b-10+c^2

Substitute, a = 2 , b= 5 and c = 4

We have,

=8(2)+3(5)-10+(4)^2

Simplify, we have,

=16+13-10+16

We get,

= 37

So,  The given expression  a+3b-10+c^2 at a = 2 , b = 5 and c = 4  is 37.

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3x+3y+2(2x-y) equivalent fractions to this problem
Anastaziya [24]
Distribute the 2 into the 2x and -y

Then add “like terms” which are 3x and 4x... 3y and -2y

Which then becomes 7x+y

There are no more “like terms” so that is your final answer

6 0
3 years ago
In a triangle, the sum of any two side lengths must be__________________
Musya8 [376]

Answer:

It can be

A and D and C

step by step explanation

8 0
2 years ago
(3 2/3 + 17 1/5) - ( 11 3/5 + 2 1/3) =
Ipatiy [6.2K]

Answer:

6 14/15

Step-by-step explanation:

I would say simplifie the paratensies.

First:

3 2/3+ 17 1/5 =

Common factor of 3 and 5 is 15

3 10/15 + 17 3/15 = 20 13/15

Second:

11 3/5 + 2 1/3 =

Common factor of 3 and 5 is 15

11 9/15 + 2 5/15 = 13 14/15

20 13/15 - 13 14/15 = 7 13/15 - 14/15 = 7 - 1/15 = 6 14/15

4 0
3 years ago
Read 2 more answers
Question 13 (4 points) (05.03) Which of the following statements best describes the graph of -5x + 2y = 1? (4 points)
alexandr1967 [171]

Answer:

  C) straight line through (1, 3) ... (-3, -7)

Step-by-step explanation:

The linear equation will describe a straight line. The slope and general location of the line on a graph can be estimated from its x- and y-intercepts.

__

<h3>intercepts</h3>

The x-intercept is the value of x that satisfies the equation when y=0.

  -5x +2·0 = 1

  x = -1/5 . . . . . . divide by the coefficient of x

The y-intercept is the value of y that satisfies the equation when x=0.

  -5·0 +2y = 1

  y = 1/2 . . . . . . divide by the coefficient of y

<h3>nature of the graph</h3>

The intercept values mean the line crosses the positive y-axis and the negative x-axis. It will have a positive slope. Points on the line that have integer x- and y-coordinates will have coordinates that have the same sign.

Of the offered answer choices, A and B are eliminated because the graph is <em>not a curve</em>. D is eliminated because the suggested points have coordinates with <em>opposite signs</em>. The correct choice is C:

  It is a straight line joining the points (1, 3), (3, 8), and (-3, -7)

4 0
2 years ago
H(n) = n + 2 g(n) = 2n + 1 Find h(n) − g(n)​
Serggg [28]

Answer:

-n+1

Step-by-step explanation:

h(n)-g(n) =n+2-2n-1 ,collect like terms

n-2n+2-1 = -n+1

3 0
3 years ago
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