If it's not what You are looking for type in the equation solver your own equation and let us solve it.
u/7+2.1=-9.1
We move all terms to the left:
u/7+2.1-(-9.1)=0
We add all the numbers together, and all the variables
u/7+11.2=0
We multiply all the terms by the denominator
u+(11.2)*7=0
We add all the numbers together, and all the variables
u+78.4=0
We move all terms containing u to the left, all other terms to the right
u=-78.4
| 2(p+6)=16 | | 3x+11+10x-21=45 | | 3x+11+45=10x-21 | | 2z+2=12 | | z+20=22 | | 4(t+3)=12 | | 3y+11=23 | | F(x)=600(0.981)^3 | | 3x+11+45+10x-21=180 | | 2z+10=16 | | F(x)=15(1.03)^18 | | F(x)=15(1.03)^13 | | F(x)=15(1.03)^9 | | 12+2x=54 | | (x+3)÷2=(3x-3)÷3 | | 1/128=x/24 | | −9x+7+11x=39 | | F(x)=15(1.03)^3 | | 9x+63=16x | | y=1.3× | | q^2+8q+16=0 | | 7.4x=125.8 | | 5y+-3=-21 | | 5y+6=-21 | | 6a+-12=0 | | 9(4)-2y=0 | | 275=5x+25° | | 7+6x=5x+16 | | 2w+10=18 | | 4(3x+2)=5(2x+3)-9 | | 3m-10-14=m-6 | | 3x+15=4-8x |