Answer:
y = 0
Step-by-step explanation:
When Serena is 10, her mom is 3*10=30. Her mom is 20 years older than Serena.
If her mom's age divided by half is equal to Serena's, then she will be twice as old as Serena.
20 + 20 = 40
20 * 2 = 40
Serena will be 20, her mom will be 40.
Answer:
Answer is -6.9
Step-by-step explanation:
I hope it's helpful!
D. 10 x 62
If one row needs 62 bricks and there's 10 rows, you multiply them to get how many bricks nick needs