Sagot :
Answer:
1. 5x³ + 3x³
= 8x³
2. 19x³ + (-4x³)
= 15x³
3. x²y² + (2x²y²)
= 2x²2y²
4. (2x³y²) + (2x³y²)
= 4x³2y²
#CarryOnLearning
1. 5x³ + 3x³
= 8x³
2. 19x³ + (-4x³)
= 15x³
3. x²y² + (2x²y²)
= 2x²2y²
4. (2x³y²) + (2x³y²)
= 4x³2y²
#CarryOnLearning