## mathtard Group Title Give exact and approximate solutions to three decimal places. (x+7)^2=36 3 years ago 3 years ago

1. myininaya Group Title

take square root of both sides then subtract 7 on both sides

2. satellite73 Group Title

and don't forget to write both $x+7=6$ or $x+7=-6$

3. amistre64 Group Title

id +- a sqrt(36) then subtract out a 7

4. satellite73 Group Title

that's easy for you to say

5. amistre64 Group Title

$(\pm \sqrt{36}-7+7)^2 = 36$