Answer:
A = 30
Step-by-step explanation:
x = 5
y = 10
A = xy - 20
substitute 5 and 10 in the place of x and y
(5*10) - 20
50 - 20
30
A = 30
Answer: 61 inches
Step-by-step explanation:
Answer:
The answer is (x - 9)(x - 2), or x2 - 11 + 18.
Step-by-step explanation:
Well, think about it. What two numbers add to -11 and multiply to get 18? -9 and -2 add to get -11 and multiply to get 18.
Answer:
1074.5 or 1074 1/2
Step-by-step explanation:
Showing fractions with models is giving a visual and sometimes can be easier to process.They also can be in picture form or other.Ex. A piece of pizza cut into fourths.
Showing fractions on a number line is also giving a visual but still allows you to add and subtract using numbers if that makes sense.Ex.
. ----.-------.
1/3 2/3 3/3
