If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4x+15+5x-15=180
We move all terms to the left:
4x+15+5x-15-(180)=0
We add all the numbers together, and all the variables
9x-180=0
We move all terms containing x to the left, all other terms to the right
9x=180
x=180/9
x=20
| 6x^2+7=115 | | 2y^2+6-y^2=9 | | n^2+4n^2-3=17 | | 7*(-3)+4y=28 | | x^2+3+2x^2=3 | | 7(-3)+4y=28 | | 5p^2-980=0 | | 4m^2-11=52-3m^2 | | 8a+5=23 | | 2x+2.5Y=360 | | 6v-3=21 | | b+2b=22.5 | | 5z+12z=13 | | 1x+.5Y=175 | | q(11+8q–2q^2)=0 | | 4x^2=6=7 | | X²+x-x(x+1)=0 | | y^2+6=17 | | 5x+7=8+9x | | y+0.05*y=47.5 | | 2(v+8)-4v=20 | | 2x+75=107 | | 81c^2-10=15 | | 3a^2=300 | | 2v+(-9)=-7 | | 6x-16=9x+11 | | 15+2y=180 | | x/5+x/3+7=15 | | (p-3)=(p+5)(p-3)(p+8 | | (p-3)(p+5)=(p-3)(p+8 | | 10x-15+12x-4=26 | | 2x3=6x-5- |