exam Maths Puzzle Numerical Ability

Calculate : 5x - 1/2 if 2x + 3 = 19

Read Solution (Total 0)

exam Other Question

Ver confused with this one Solve sytem of linear equation express in ordered pai (x,y) if possible use substitution or addition method

x- 5/3y=7
4/7x + y=-13/7

thanks, please show me steps

dnn I need to solve this equation on a worksheet:

log X +log (X + 2) = log 3

Thank you!!!