book Maths Puzzle Numerical Ability

can someone please help me out as soon as possible with this problem: translate "the difference between twelve times a number and the number" into a mathematical expression. tha

Read Solution (Total 0)

book Other Question

cos theta = 5/12 and tan theta is negative, find the exact value of sec theta. Please help me solve this problem: (x-3)(x+2)= (2x+5)/4