Answer:
It would be -4x +9x
Step-by-step explanation:
-4 +9 is 5 so they combine since they are like terms. Therefore the coefficient would be 5.
Answer:
Yes because they both have a right angle
Step-by-step explanation:
Answer:
2
Step-by-step explanation:
The degree of the polynomial is the highest exponent of an expression. When more than one variable is present, its is the sum of exponents on one term in the expression.
The polynomial has terms xy, 3x^2, -7 and x. The term with the highest exponent sum is xy or 3x^2. Both have degree 2. The degree of the polynomial is 2.
Answer:
f = 4
Step-by-step explanation:
60= 15f
divide both side by 15
f = 4