math_celebrity Administrator Staff member Jan 12, 2021 #1 thrice the sum of x y and z The sum of x, y, and z: x + y + z Thrice means multiply the sum by 3: 3(x + y + z)
thrice the sum of x y and z The sum of x, y, and z: x + y + z Thrice means multiply the sum by 3: 3(x + y + z)