Answer:
6x^2 -4x +8
Step-by-step explanation:
(6x^2+ 5) - (4x - 3)
Distribute the minus sign
(6x^2+ 5) - 4x + 3
Combine like terms
6x^2 -4x +8
I just learned this, I believe that the answer is <span>a1=21;an=7⋅an−1</span>
Answer:
2.16
Step-by-step explanation:
r = cost of ruler
p = cost of pencil
r = 2p
6r + 15p = 2.16
Substitute 2p in place of r in 2nd equation and solve for p
6(2p) + 15p = 2.16
12p + 15p = 2.16
27p = 2.16
Answer:
-28
Step-by-step explanation:
Let the number be x
Given that,
3( x+ 8) = 2x - 4
3x + 24 = 2x -4
3x-2x = -4-24
x= -28
Hope it helps....