Answer:
x > 
Step-by-step explanation:
given
2x > 7 ( isolate x by dividing both sides by 2 )
x > 
9514 1404 393
Answer:
3 3/4
Step-by-step explanation:
Mandy needs 6 times 5/8 yards, or ...
6(5/8) = 30/8 = 3 6/8/ = 3 3/4 . . . yards
f(x)=10x to the power of two +4
Answer:
x = 7 x = -6
Step-by-step explanation:
x^2−x−42=0
Factor
What two numbers multiply to -42 and add to -1
-7*6 = -42
-7+6 = -1
(x-7) (x+6) =0
Using the zero product property
x-7 =0 x+6 =0
x = 7 x = -6