Answer:
A
Step-by-step explanation:
just take the parenthesis off because in this equation you can just ignore them.
Answer:
5/4, 1.3, 1 8/25
Step-by-step explanation:
5/4 is equal to 1 1/4, which is 1.25
1.3 is still 1.3
1 8/25 is equal to 1.32, which is sliglightly greater than 1.3
Answer:
Angle ADC = 58 degrees
Step-by-step explanation:
Since it is a right angle...
(-6x + 2) + (-4x + 38) = 90
-10x + 40 = 90
-10x = 50
x = -5 ---- > -4(-5) + 38 ---> 20+38 ---> 58
Answer:
8/3
Step-by-step explanation:

Answer:
x²+y²=13
Step-by-step explanation:
any circle with center at (0,0)
is of the form
x²+y²=r²
find out r²
r² = (2²+3²)=13
so the answer