answer:
4(2+x) and 8 + 4x
since she memorized those scales for EACH of those four lessons, the answer would be that.
Expressed in scientific notation the answer would be 3.05 X 10^6
Answer:
The diameter is 5 yards
hope this helps :) pls brainliest if helps
Step-by-step explanation:
Answer:
TX
Step-by-step explanation:
You solve the equation : t^2 - 9t - 90 = 0 ;
Δ = ( - 9 )^2 - 4 * 1 * ( - 90 ) = 81 + 360 = 441 ;
t1 = ( 9 +

) / 2 = 30 / 2 = 15 ;
t2 = ( 9 -

) / 2 = -12 / 2 = - 6 ;
The numbers are 15 and - 6 ;