Answer:
31
Step-by-step explanation:
use a step by step calculator.
Answer:
the answer is x=3
Step-by-step explanation:
-3x=1-7
-3x=-6
-x=-6+3
-x=-3
x=3
Answer:

Step-by-step explanation:
To find the distance between two points, use the distance formula.
The distance formula is:

Let (3,-4) be x₁ and y₁ and let (5,4) be x₂ and y₂. Therefore:

Simplify:

Square:

Add:

Simplify:

Simplify:

Answer:
1.55
x
−
2.16
Step-by-step explanation:
Answer: -1/5
Step-by-step explanation:
14/20 - 81/90=
7/10-9/10= ==> 10 is the GCF of 20 and 90
(7-9)/10=
-2/10=-1/5