Let n be old painters time. Then the new painters are 2n. So:
1/n+1/2n=1/6
2+1=2n/6
2n=18
n=9
The old painters take 9 hours; the new ones take 18
☺☺☺☺

3 0

3 years ago

Solve for x. 3(x-15)=30 help!!!!

ankoles [38]

Answer:

$3(x - 15) = 30 \\ multiply \: in \: between \: brcket \\ 3x - 45 = 30 \\ 3x = 30 + 45\\ 3x = 75 \\ x = \frac{75}{3} = 25 \\ thank \: you$

5 0

3 years ago

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50 POINTS IF YOU ANSWER CORRECTLY!

melisa1 [442]

Answer:

Problem 4: Option C, 32

Problem 5: You need to have the 2 and the x combine. Make the table 2x than 16.

Problem 6: x = 17

Problem 7: She drew a 2, x and an 16. Instead you must have 2x and 16. 2x + 16 = 50

Step-by-step explanation:

Problem 4

2 + x + 16 = 50

x + 18 - 18 = 50 - 18

x = 32

Answer: Option C, 32

Problem 5

You need to have the 2 and the x combine. Make the table 2x than 16.

Answer: You need to have the 2 and the x combine. Make the table 2x than 16.

Problem 6

2x + 16 - 16 = 50 - 16

2x / 2 = 34 / 2

x = 17

Answer: x = 17

Problem 7

She drew a 2, x and an 16. Instead you must have 2x and 16. 2x + 16 = 50

Answer: She drew a 2, x and an 16. Instead you must have 2x and 16. 2x + 16 = 50

4 0

3 years ago

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