8. State the degree of 2x2 - 5x3 + 7x4 - 9
a.4.
C.7
b. -9
d. 3

How can you solve an equation with a variable on both sides? complete the explanation. you can solve the equation by using *(blank)* operations to get the variable terms on one side of the equal sign and the constant terms on the *(blank)* side. then *(blank)* both sides by the coefficient of the resulting variable term.

Which one ? is the answer and how to find this answer

Which letters from the table represent like terms? a and b b and c a and d b and d