1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
just olya [345]
2 years ago
10

Find the error and explain why:

Mathematics
1 answer:
Sloan [31]2 years ago
5 0

1)  9x + 2 = x + 5  ---> 9x + 2 = 6

subtracted X from one side but not the other

2) 3(x-4) + 5 = 12  ---> 3x + 4 + 5 = 12

didn't distribute correctly: 3(x-4)

multiplied the X by 3 but not the -4

You might be interested in
Please help asap!! Is this correct? If not can I please have some help.
Leona [35]

Answer:

Yes, that is correct.

Step-by-step explanation:

3 0
3 years ago
The sum of two numbers is $30$. the difference of twice the larger number and three times the smaller number is $5$. what is the
Shtirlitz [24]
X+y=30
2x-3y=5

y=30-x

2x-3(30-x)=30
2x-90+3x=30
5x=120
x=24

y=30-x
y=30-24
y=6

The positive difference between the two numbers is 18.
8 0
3 years ago
This problem is very confusing.
nika2105 [10]
Since 1/2 =2/4 = 4/8 = 5/10, only Mary drank less than half of her juice. 3/8 is less than 4/8
5 0
2 years ago
Read 2 more answers
NEED HELP SOON! What is the value of x? x + StartFraction 4 Over 9 EndFraction = three-fourths StartFraction 11 Over 36 EndFract
Rashid [163]

Answer:

x=11/36

Step-by-step explanation:

1. Move the 4/9 to the right side to isolate valu e"x."

2. Create a common denominator between "4/9" and "3/4"

3. Your equation should look like this;

<em>x=3/4-4/9</em>

<em>x=27/36-16/36</em>

<em>x=11/36</em>

<em />

5 0
3 years ago
Read 2 more answers
Tonya is twice Kevin's age.
monitta
T= 2K
T + 3 = 17
2K +3 = 17
2K=14
K=7

Kevin is 7
3 0
3 years ago
Read 2 more answers
Other questions:
  • I got a 100% on my quiz that is 15% of my grade. My grade is currently an 85 overall, What will my final grade be?
    14·2 answers
  • A mixture of 30 pounds of candy sells for $1.10 a pound. The mixture consists of chocolates worth $1.50 a pound and chocolates w
    9·1 answer
  • Alicia Chelsea, Brittany and Daniel collected 122 Canned goods from school Alicia collected 8 more than Chelsea Brittany collect
    13·1 answer
  • AC=3x+3, AB=-1/2x and BC=11
    14·1 answer
  • Carmel can drive 320 miles on tank of gas and one tankful costs $39. How many tanks of gas will she need to drive 2,240 miles an
    15·2 answers
  • Square root of -1 = 1. Math test
    11·1 answer
  • How many more miles per gallon does Mrs. Sanchez get than Mr. White?
    15·1 answer
  • Last year Jacob’s total
    8·1 answer
  • Simplify the ratio:<br> 18,750 : 216 =
    14·2 answers
  • ??????????????????????????????????
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!