The sum of a number and five is seven. find the number.

the number is

x = 2

Step-by-step explanation:

5 + x = 7

5 + x - 5 = 7 - 5

x = 7 - 5

x = 2

135 is your answer

step-by-step explanation:

try 180 times three then divide that number by 4 (sides) to get your answer. im glad to : )

answer:   x = 3 + √11     and     x = 3 - √11

step-by-step explanation:

x² - 6x + 9 = 11

(x - 3)² = 11

x - 3 = ±√11

    x = 3 ± √11

x = 3 + √11     and     x = 3 - √11