A(n)=-1(-3^n)
3, -9, 27, -81
Answer:
Step-by-step explanation:
3(0.3x + 1.3) = 2(0.4x - 0.85)
0.9x + 3.9 = 0.8x - 1.70
0.9x - 0.8x = - 1.70 - 3.9
0.1x = - 5.6
x = - 5.6 / 0.1
x = - 56
Answer:
Not proportional.
Step-by-step explanation:
The butterfly method multiples it like a butterfly. Ex. 5 times 3 is 15. 8 times 2 is 16. Therefore, not proportional.
5x^2 - 24x + 8 is your answer to this equation
Jay didnt follow the BEDMAS rule, he should have started withe the division because it has the priority based on the BEDMAS rule.