Complete the following statement.
+(-7) = 3
I need help

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Frank owns a $141,000 home, for which he has a 30-year mortgage in the amount of $700 a month. once he has paid off mortgage, how much will he have paid in investment? a. $111,000 b. $109,000 c. $120,000 d. $141,000

Ateam of runners is needed to run a 1 2 -mile relay race. if each runner must run 1 4 mile, how many runners will be needed?