it means 8+3x
8 increased (plus) three times a number (3x) x is an unknown number so it is often called a number
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That gives you 11/8 of the number.
So 25% of the new value is the newly-added 8. Therefore the original value is three times that, i.e. 24. This means that three 8s plus the other 8 - i.e. four 8s - equals 32.
3n>8
7x - 8 = 3x + 4 4x - 8 = 4 4x = 12 x = 3 Check it. 21 - 8 = 9 + 4 It checks.
It is: 3x = 2x+8 and the value of x is 8