If '+' means x, '-' means ÷, 'x' means + and '÷' means — ; compute the value of the expression: 45 - 9 + 4 x 5
After rearrangement the equation would be,
$$45\div9\times4+5$$
$$=5\times4+5$$
$$=20+5.$$
$$=25.$$
B is correct choice.
Create a FREE account and get: