Answer:
+49
Step-by-step explanation:
-7 x -7 = +49 because the negatives cancel out, resulting in a positive
I’m not very good at math, but maybe try adding all of them together
Answer:
31 Degrees
Step-by-step explanation:
63+86= 149
180-149=31
<u>Answer:</u>
The variable that has the highest power is considered to be the degree of polynomials in an algebraic equation.
A column:
1)
.
The degree is 3.
2)
.
The degree is 2.
3) 
The degree is 1.
B column:
1) 
The degree is 2.
2) 
The degree is 2.
3) 
The degree is 3.
A×B columns:
While Multiplying two terms in a equation, if the variables are same then multiply the constant value and sum the exponent value.
1)
.
=
The degree is 5.
2)
.
=
.
The degree is 4.
3)
.

The degree is 4.