Where should parentheses be added to make the following expression true? 8 + 2 * 3 + 4 = 22

(15 * 3) ÷ (55 / 11) =

Simplify: 2a - 6 + 4b - 2a + 2b + 6 + 5

Where should parentheses be added to make the following expression true? 3 * 25 + 8 - 3 * 8 - 3 = 100

What is the value of x: 20 = e^x

Which entry must be removed so that all lines are identical? 88888888 88888888 8675309 8675309 1001011 1001011 6172876903 6172879603

Where should parentheses be added to make the following expression true? 8 + 2 * 3 + 4 = 22

Where should parentheses be added to make the following expression true? 2 ÷ 1 + 1 + 3 ÷ 1 + 1 + 1 = 2