a(n)=-8+(n-1)7

Simple and best practice solution for a(n)=-8+(n-1)7 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for a(n)=-8+(n-1)7 equation:


Simplifying
a(n) = -8 + (n + -1) * 7

Multiply a * n
an = -8 + (n + -1) * 7

Reorder the terms:
an = -8 + (-1 + n) * 7

Reorder the terms for easier multiplication:
an = -8 + 7(-1 + n)
an = -8 + (-1 * 7 + n * 7)
an = -8 + (-7 + 7n)

Combine like terms: -8 + -7 = -15
an = -15 + 7n

Solving
an = -15 + 7n

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Divide each side by 'n'.
a = -15n-1 + 7

Simplifying
a = -15n-1 + 7

Reorder the terms:
a = 7 + -15n-1

See similar equations:

| 9(z+1)-2(z-2)=4(z-1)+2(z-1) | | 3x/2=5.4 | | 36=-3(24-z)+3(z-2) | | 6(3x-7)-7=6(x-4)+35 | | a(n)=15+(n-1)3 | | 3(x+1)=6(x-1)-9 | | A=P(1+r)t | | a(n)=2+(n-1)-4 | | 19x-(4x-3)=78 | | a(n)=-2+(n-1)-4 | | 3(5z+1)-7=116 | | 4x^8-17x^6+9x^5= | | 40=30-2(x-3) | | 66=33-4(x-3) | | 44=28-2(x-4) | | x^3+6x^2-8x-48= | | x^2+23x-45=0 | | 6x+9=-7-2x | | 9y+6y^2-15= | | a(n)=2+(n-1)4 | | -2.1+(-5.6)= | | (X^2-3x-29)/(x-6) | | 1.6t=-32 | | P(x)=x^2-14x+44 | | a(n)=16+(n-1)7 | | 228=x+x+1+x+2 | | 105x^3-36x^2+3x= | | a(n)=-2+(n-1)8 | | X^6-1/18 | | 17=g-12 | | 9a^3+15a^2-36a= | | -3+2x+7x=6 |

Equations solver categories