Answer: 20x < 100
subtract 20 from both sides
20 - 20 = 0
100 - 20 = 80
x < 80
Answer:
620 x 7 + 6 is correct all the other ones are incorrect
Step-by-step explanation:
Answer:
1; is 20 2 is 50 3 is 18 4 is 9 and 5 is 16
Step-by-step explanation:
Good morning ☕️
Answer:

Step-by-step explanation:
4(a+b) - 6(a+b)²
here we need to find the common factor between 4(a+b) and 6(a+b)²
4(a+b) = 2×[2(a+b)]
6(a+b)² = 2×3×(a+b)×(a+b) = 3(a+b)×[2(a+b)]
then
4(a+b) - 6(a+b)² = 2×[2(a+b)] − 3(a+b)×[2(a+b)]
= [2(a+b)]×[2 - 3(a+b)]
= 2(a+b)×(2 − 3a − 3b)
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