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ArbitrLikvidat [17]
4 years ago
5

Evaluate the algebraic expression for the given values of x=3 and y=4 . ​ ​ 7x−2y−1 =

Mathematics
2 answers:
STALIN [3.7K]4 years ago
8 0
The answer for this question is 12
Triss [41]4 years ago
5 0

Answer:

12

Step-by-step explanation:

Substitute in the values

7x = 7*3 = 21

-2y = - 2 * 4 =. - 8

Then there's - 1 aswell

Put it all together and you get 21 - 8 - 1

Whivh equals to 12

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The number of bacteria in a second study is modeled by the function b_2(t)=800(1.6)^t.
Lisa [10]

Answer:

1.6 = 1 + .6 = 60% growth rate

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Which of the following are measurements of the sides of a right triangle?
mojhsa [17]

sides of right angle triangle follows Pythagoras theroem

which states

a^2 +b^2 = c^2

where a , b and c are sides of right angle triangle.

here none of options do not follow this.

so answer is option D

4 0
3 years ago
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Pretty easy problem compared to most ive seen this morning
Kipish [7]

Answer:

The answer is -2

Step-by-step explanation:

slope = y2-y1/x2-x1

= -6-6/3-(-3)

= -12/3+3

= -12/6

= -2

8 0
3 years ago
C
Volgvan

The arc angle AC is measured as 55 degrees.

<h3>How to find arc angle?</h3>

If two secant intersect in the exterior of a circle, then the measure of the angle formed is half the positive difference of the arcs intercepted.

Therefore, the secants intersect outside the circle at point E.

The arc angle AC can be found as follows:

Therefore,

m∠BED = 1 / 2 (arc angle AC - arc angle BD)

arc angle AC = x

arc angle BD = 23 degrees.

m∠BED = 16 degrees.

m∠BED = 1 / 2 (arc angle AC - arc angle BD)

16 = 1 / 2 (x - 23)

16 = 1 / 2x - 23 / 2

16 + 11.5 = 0.5x

27.5 = 0.5x

x = 27.5 / 0.5

x = 55 degrees.

Therefore,

arc angle AC = 55 degrees.

learn more on arc angle here: hhttps://brainly.com/question/23117081

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7 0
1 year ago
for the school play four rows of chairs are set up there are 22 chairs in each row how many chairs are in all
allsm [11]
There are about 88 chairs in all. 
All you have to do is 22x4 which equals 88. :)
7 0
3 years ago
Read 2 more answers
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