JAMB - Mathematics (1994 - No. 6)
Without using table, solve the equation 8x-2 = \(\frac{2}{25}\)
4
6
8
10
Vysvětlení
8x-2 = \(\frac{2}{25}\)
= 200x-2 = 2
= 100x-2 = 1
x-2 = \(\frac{1}{100}\)
x-2 = 10-2
x = 10
= 200x-2 = 2
= 100x-2 = 1
x-2 = \(\frac{1}{100}\)
x-2 = 10-2
x = 10