The sum means addition.
Add the like terms together.
4x^3+2x^2-4x+3
+ 7x^3-4x^2+7x+8
4x^3 + 7x^3 = 11x^3
2x^2 + -4x^2 = -2x^2
-4x +7x = 3x
3 +8 = 11
The answer is : 11x^3 - 2x^2 + 3x + 11
Answer:
The answer is
.
Step-by-step explanation:
Given:
X/4 + 3/5x.
Now, to find the sum of the rational expressions.

So, to solve it by adding:



Therefore, the answer is
.
Answer:
the answer is 12b
Step-by-step explanation
Multiply 4 by 3 and keep b
Answer:
Step-by-step explanation:
Rachel worked for 3 2/3 hours.
Multiply the fractions to get the answer.
2 3/4 x 1 1 /3 is 3 2/3.
Hope it helps you :D