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3 years ago

Write an equation and solve the unknown

Mathematics

1 answer:

KATRIN_1 [288]3 years ago

4 0

6 - x = 2x

6 = 2x + x

6 = 3x
———-
3

x = 2

I believe take away means subtraction??

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PLEASE SHOW WORK ILL GIVE BRAINLIEST DUE TODAY!!!

murzikaleks [220]

Answer:

1. 169 2. 163 3. 54 4. 221 5. 6 6. 7 7. 11 8. 9

Step-by-step explanation:

Remember the Order of Operations:

Parentheses

Exponents

Multiplication

Division

Addition

Subtract

*But always solve from left to right so there can be times where you either have to do division before multiplication or subtraction before addition

1. 14 + 18 ÷ 2 x 18 – 7

14+9 x 18-7

14+162-7

176-7

169

2. 15 x 10 + 12 ÷ 3 + 9

150+12÷3+9

150+4+9

154+9

163

3. 8 x 4 + 9 – 9 + 18

36+9-9+18

45-9+18

36+18

4. 2 - 1 + 5 x 4 x 11

2-1+20x11

2-1+220

1+220

221

5. 60 – 9 x 8 ÷ 8 x 6

60-72÷ 8 x 6

60-9x6

60-54

6. (10 ÷ 5)3 + 100 – 9 x 11

(2)3+100-9x11

6+100-9x11

6+100-99

106-99

7. 3 x 8 x 2 – 42 + 5

24x2-42+5

48-42+5

6+5

8. 14 ÷ 2 -1 + 3

7-1+3

6+3

6 0

3 years ago

What percent of 390 is 39?

Brums [2.3K]

I believe 10% because 390 and 39 are exactly the same numbers almost

5 0

2 years ago

Read 2 more answers

Find the volume to the nearest hundredth using 3.14 instead of Pi.

Monica [59]

22/7 lord to the nearest hundreds.

Step-by-step explanation:

yes the volume and use 3.14 for PI is 22/7 lord to the nearest hundreds.

8 0

2 years ago

What do i do?? i just have to find what the the question marks show.

lina2011 [118]

------------------------------------------------------
Given information
------------------------------------------------------
100% = $27.60

------------------------------------------------------
Rewriting it
------------------------------------------------------
$\$27.60 = 100 \%$
$\$1 = 100 \div 27.60 \%$
$\$1 = \frac{250}{69} \%$

------------------------------------------------------
Find $4.14 in percentage
------------------------------------------------------
$\$1 = \frac{250}{69} \%$
$\$4.14 = \frac{250}{69} \times 4.14$
$\$4.14 = 15%$

------------------------------------------------------
Answer: 15%
------------------------------------------------------

------------------------------------------------------
Find $31.74 in percentage
------------------------------------------------------
$\$1 = \frac{250}{69} \%$
$\$31.74 = \frac{250}{69} \times 31.74$
$$31.74 = 115%$

------------------------------------------------------
Answer: 115%
------------------------------------------------------

4 0

3 years ago

Solve for u 2- 5/6u is less then -3

statuscvo [17]

Answer:

2(u-5)-6u

2u-2•5

2u-10

2u-10-6u

2u-6u-10

-4u-19

Step-by-step explanation:

8 0

3 years ago

Read 2 more answers