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melisa1 [442]
3 years ago
12

Deepak wrote out the steps to his solution of the equation StartFraction 5 Over 2 minus 3 x minus 5 plus 4 x equals negative Sta

rtFraction 7 Over 4 EndFraction – 3x – 5 + 4x = –. Which step has an incorrect instruction? Step 1 Step 2 Step 3 Step 4
Mathematics
2 answers:
Anna11 [10]3 years ago
8 0

Answer:

step1

Step-by-step explanation: yes   sirr

Anna35 [415]3 years ago
6 0

Answer:

Step 1 is incorrect.

Step-by-step explanation:

The given expression is :

\dfrac{5}{2}-3x-5+4x=\dfrac{-7}{4}

In step 1, Deepak rearranged the terms in order to simplify like terms together that is followed in step 2.

o, rearranging of the terms of an expression is commutative property and not distributive property.  The distributive property is generally applicable to multiplication and is given as:

x(y+z)=xy+yz

The commutative property is given as:

x+y = y +a

Therefore, adding terms by changing their order is commutative property of addition and not distributive property. Step 1 instruction is wrong.

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Can I get the awnser to this?
ra1l [238]

Answer:

100

Step-by-step explanation:

Since the inscribed angle of a circle is always half of its corresponding, the measure of this angle is 200/2=100 degrees. Hope this helps!

5 0
3 years ago
Read 2 more answers
If you invested $500 at 5% simple interest for 2 years, how much interest do you earn? Show work and answer in complete sentence
Scorpion4ik [409]

The first investment can be shown as T=500*1.05^2 which is $551.25

The second investment can be shown as T=500*e^(0.03*12*2) which is $1027.22

So the second investment is better

Hope that helped!

6 0
3 years ago
HELPPPPPPPPPPPPPPPPPPP PLSSSSSSSSSSSSS
aleksandrvk [35]

Answer:

x=20

Step-by-step explanation:

The whole thing is equal to 90 degrees

subtract 10 from (3x+10)

that leaves you with 80 degrees

combine the x's

x+3x=4x

4x=80

divide both sides by 4

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6 0
3 years ago
Determine the equivalent system for the given system of equations. 4x − 5y = 2 3x − y = 8
mel-nik [20]

Answer:

<h2>Explanation:</h2>

We have the following System of Linear Equations in two variables:

\left \{ {4x-5y=2 \atop {3x-y=8}}\right.

So let's call this as SYSTEM A. Two systems of equations are said to be equivalen if and only if they have the same solution, so we can get an equivalent system, called SYSTEM B, by multiplying an equation by some constant value. Let's say we multiply equation (1) by 2, then:

\left \{ {2(4x-5y=2) \atop {3x-y=8}}\right. \\ \\ \left \{ {8x-10y=4 \atop {3x-y=8}}\right.

In conclusion:

SYSTEM A:

\left \{ {4x-5y=2 \atop {3x-y=8}}\right.

SYSTEM B:

\left \{ {8x-10y=4 \atop {3x-y=8}}\right.

SYSTEM A and SYSTEM B are equivalent

<h2>Learn more:</h2>

System of equations: brainly.com/question/13799715

#LearnWithBrainly

5 0
3 years ago
What should you do first to write 5.871x10-7 in standard form'
stealth61 [152]
Well first you look at the exponent with 10. This is -7. This tells you to things. The negative tells you that you will be moving the decimal place to the left and the number 7 tells you how many times.
5.871
Shift for the first time
.5871
Shift for the second time
.05871
Shift for the third time
.005871
Shift for the fourth time
.0005871
Shift for the fifth time
.00005871
Shift for the sixth time
.000005871
Shift for the seventh time
.0000005871
3 0
4 years ago
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