15h + 80 = 140
If you wanted to solve how many hours he worked:
15h + 80 = 140
15h = 60
h = 4.
Answer:
PQ:80
QR:160
PR:120
Step-by-step explanation:
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<em>hope it helps </em>
<em>have a great day!!</em>
<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.