WAEC - Mathematics (2003 - No. 12)
Find the value of x which satisfies the equation
5(x-7)=7-2x
5(x-7)=7-2x
x =2
x=4
x=6
x = 14
คำอธิบาย
5(x - 7) = 7 - 2x
5x - 35 = 7 - 2x
5x + 2x = 7 + 35
7x = 42
x = \(\frac{42}{7}\)
= 6
5(x - 7) = 7 - 2x
5x - 35 = 7 - 2x
5x + 2x = 7 + 35
7x = 42
x = \(\frac{42}{7}\)
= 6