3 years ago

Which is a correct first step for solving this equation?

Mathematics

2 answers:

Jlenok [28]3 years ago

7 0

Answer: Student made an error in step 2. Correct step is 9x - 12 = 13 + 2x.

yarga [219]3 years ago

6 0

Answer:

-3x + 2 - 5x - 7 = 4x + 2

-8x - 5 = 4x + 2

Step-by-step explanation:

iMagine maTh

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A van and a bicycle move towards each other. The speed of the van is 80 km per hour, and the speed of the bike is 20 km per hour

Nimfa-mama [501]

The answer is 100km 80km plus 20km equals 100km

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3 years ago

Read 2 more answers

Solve for x (10 - 5 2/3) X (-2) + x = 8 2/3

Ede4ka [16]

(10 - 5 2/3) * -2 + x = 8 2/3
(9 3/3 - 5 2/3) * -2 + x = 8 2/3
4 1/3 * -2 + x = 26/3
13/3 * -2 + x = 26/3
-26/3 + x = 26/3
x = 26/3 + 26/3
x = 52/3 or 17 1/3 <==

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3 years ago

5 of 12

prisoha [69]

Percent change = (New-Old)/Old x 100%
(12-10)/10 x 100% = 20%
ANSWER: 20% change (increase)

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3 years ago

(a) Find the greatest common factor (GCF) of

elena55 [62]

You already have the GCF=2

16-10 = 2(4-5) when factored

Hope that helps

3 0

3 years ago

It is known that the A matrix of a single-input-single-output state space system has 4 eigenvalues at -1, 1, 2, 3, and the D mat

SOVA2 [1]

Answer:

The controllable canonical form of the system =

Y = (5 0 0 0) (x1)

(x2)

(x3)

(x4)

Step-by-step explanation:

The detailed explanation is as shown in the attached file.

8 0

4 years ago