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nikklg [1K]
3 years ago
10

It 3x - 2 = 7, then 3x = 9 is an example of the ?

Mathematics
1 answer:
vova2212 [387]3 years ago
3 0

Answer:

Addition Property of Equality

Step-by-step explanation:

So we had:

3x-2=7

And then we got:

3x=9

We did this by adding 2 to both sides of the equation. When we added 2, the left side cancelled and the right side equated to 9:

(3x-2)+2=(7)+2\\3x=9

Since we added 2 to both sides, this is an example of the addition property of equality.

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In a survey of 100 people, 60 read Kantipur or Gorkhapatra & 10 read Himalayan Times only.How many people didn't read any of
erma4kov [3.2K]

Answer:

30 people

Step-by-step explanation:

100 people to the survey. And the question is practically asking how many people are left. So we have to subtract 60 from 100. And then subtract 10.

1.) 100 - 60 = 40

2.) 40 - 10 = 30

Hope this helps you out! : )

4 0
3 years ago
what is an equationof the line that passes through the points (0,-7) and (-8,3) put your answer in fully reduced form pleaseee h
Lelu [443]

Answer:

y = -5/4x - 7

Step-by-step explanation:

First, find the slope:

3 - -7 / -8 - 0 = -5/4

Put it in point slope form:

y + 7 = -5/4(x-0)

y + 7 = -5/4x

y = -5/4x - 7

5 0
3 years ago
0.33333 rounded to the nearest tenth
Gala2k [10]

Answer:0.3

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Need answer fasttt
Deffense [45]

Answer:

295.4 in^3

Step-by-step explanation:

V=\frac{1}{3}(b)^2(h)\\\\ =\frac{1}{3} (11.5)^2(6.7)\\\\=\frac{1}{3}(135.25)(6.7)\\\\

= 295.358

≈ 295.4

5 0
3 years ago
3 feet = _______ inches<br><br> help plzz :(
Romashka [77]

Answer:

36 inches

Step-by-step explanation:

We know that 1 ft = 12 inches

2 ft = 2 * 12 = 24 inches

3 ft = 3*12 = 36 inches

3 0
3 years ago
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