Answer:
24.5
Step-by-step explanation:
Tenth blocks ones blocks
l l l l l l l o o
Answer:
3000
Step-by-step explanation:
1312.50+625+1062.5=3000
Answer:
0.0355029585799?
Step-by-step explanation:
Answer:
C. 3, -7
Step-by-step explanation:
x^2 +4x-21 =0
Factor
What 2 numbers multiply to -21 and add to 4
7*-3 = -21
7-3 = 4
(x+7) (x-3) =0
Using the zero product property
x+7 =0 x-3=0
x+7-7=0-7 x-3+3=0+3
x = -7 x=3