Answer:
x=3, -1/7
Step-by-step explanation:
7x^2-20x-3=0
Factor.
(x-3)(7x+1)=0
x-3=0 ⇒ x=3
7x+1=0 ⇒7x=-1 ⇒x= -1/7
Answer:
f = 7
Step-by-step explanation:
7f = 49
Divide each side by 7
f = 7
Answer:
92%
Step-by-step explanation:
because there are 100 squares and 92 are shaded
Answer:
A
Step-by-step explanation:
The solution is at the points of intersections of the graphs
The graphs intersect at (- 3, 0 ) and (2, 5 ) , then
solutions are (- 3, 0 ) and (2, 5 )
Answer:
Exact form: -√19
Decimal form: −4.35889894...