1.-2X-2 +7(x+1)=2x

Question

2. 9x-1=-5+8x

3.7x-3=

4. when 4 times a number is subtracted from 7 times the number, the result is 30. What is the number?

5. when 4 times a number is added to 7 times the number, the result is 33. What is the number?

6. When 20% of a number is added to the number, the result is 60

Answer 1

2. 9x-1=-5+8x
x = 6

3. No equation

4.
7x - 4z = 30

5.
4x + 7x = 33

6.
0.2x + x = 60

Answer 2

http://www.jiskha.com/display.cgi?id=1403462335

Answer 3

2. 9x-1=-5+8x
x = 4

4.
7x - 4x = 30

Answer 4

When 4 times a number is subtracted from 7 times the number, the result is 30. Find the number.