Answer:
1. is no
Step-by-step explanation:
.
Area formula for rectangles: L x W
Answer: 3 x 2a + 3 x 5 = 3 x 2a x 5
You know that the expressions are equivalent, because when you solve for a you get a = 5/8 or 0.625
1/y = -3x /2 + 3
mulytiply each term by 2y:-
2 = -3xy + 6y
y = 2 / -3( (x - 2)
y = -0.667 (-2 + x)
Answer:
b
Step-by-step explanation:
120 grams half life at 45 days would be 60 then half life of 60 in another 45 days (90 total) should be 30 grams