Advertisements
Advertisements
Question
Solve the following:
0.16(5x – 2) = 0.4x + 7
Solution
Given, 0.16(5x – 2) = 0.4x + 7
⇒ 0.8x – 0.32 = 0.4x + 7
⇒ 0.8x – 0.4x = 0.32 + 7 ...[Transposing 0.4x to LHS and – 0.32 to RHS]
⇒ 0.4x = 7.32
⇒ `(0.4x)/(0.4) = (7.32)/0.4` ...[Dividing both sides by 0.4]
∴ x = 18.3
APPEARS IN
RELATED QUESTIONS
If you subtract `1/2` from a number and multiply the result by `1/2`, you get `1/8`. What is the number?
Solve the following equation and check your result:
5t − 3 = 3t − 5
Solve the following equation and check your result:
5x + 9 = 5 + 3x
Solve the following equation and check your result:
2x − 1 = 14 − x
Solve the following equation and check your result:
`x = 4/5 (x + 10)`
If `15/8 - 7x = 9`, then `-7x = 9 + 15/8`
If `x/3 + 1 = 7/15`, then `x/3 = 6/15`
Solve the following:
`(2x - 3)/(4x + 5) = 1/3`
Solve the following:
5(x – 1) – 2(x + 8) = 0
Solve the following:
`(2y - 3)/4 - (3y - 5)/2 = y + 3/4`
