Answer:
x=-85
Step-by-step explanation:
x-18=-103
x=-103+18
x=-85
ANSWER: The numbers are 20 and 19
39-19= 20
20+19= 39
Neither they connect but don’t make a 90 degree angle
The degree of a monomial is the sum of its exponents
4x^7y^3
exponents are 7 and 3
degree is : 7 + 3 = 10