Answer:
A common technique for simplifying algebraic expressions. When combining like terms, such as 2x and 3x, we add their coefficients. For example, 2x + 3x = (2+3)x = 5x.
Step-by-step explanation:
X is 149°. I hope this helps!
Answer:
3
Step-by-step explanation:
I believe the answer is 3 because:
- 6 + 9 = 3
minus and plus are equal to minus therefore we minused it and there is no minus sign with 3 because we always use the sign which is with the greater number.
— hope this helped :)!