(6a+10)⋅(3a+55)=18a^2+330+30a+550
=18a^2+330a+30a+550=18a^2+360a+550
a=-5/3 or a=-55/3
hope it helps!
Answer:
9 females
Step-by-step explanation:
Original ratio is 5:3 meaning to get 15 males you need to multiply by 3
which gives you 15 males.
Now do the same for females and multiply by 3 giving you your answer
9!
Answer:
1/2
Step-by-step explanation:
reciprocal is an inversion of a number.
Therefore the reciprocal of 10/6 is 6/10.
Therefore, the solution would be 5/12(6/10)
Which is 1/2
Answer:
3x^2 + x -4
Step-by-step explanation:
add them together to get:
-2x^2 + 5x^2 +3x - 2x +3 -7
3x^2 + x - 4 this should be the answer
