Answer :
Answer:
4(7a + 3b) = 28a + 12b
Step-by-step explanation:
The sum of 7a and 3b: 7a + 3b
4 times the sum of 7a and 3b: 4(7a + 3b)
Expanding this out:
4(7a + 3b) = 28a + 12b
Answer:
4(7a + 3b) = 28a + 12b
Step-by-step explanation:
The sum of 7a and 3b: 7a + 3b
4 times the sum of 7a and 3b: 4(7a + 3b)
Expanding this out:
4(7a + 3b) = 28a + 12b