If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4.20x+3=15.75
We move all terms to the left:
4.20x+3-(15.75)=0
We add all the numbers together, and all the variables
4.20x-12.75=0
We move all terms containing x to the left, all other terms to the right
4.20x=12.75
x=12.75/4.20
x=3+0.15/4.20
| 3g+2g=10 | | 3(1b-4)=-3 | | 4.20+3x=15.75 | | 4x+7x+3=14 | | 5(m-3)=6(m+1) | | 3+5x=5(x+2)–7 | | 4.20-3x=15.75 | | 17g-16g=8 | | 4x-7=8x+27 | | 12-12m+6=14(-20+8m) | | 1f+12=3f-20 | | 122m-20=14(8-8m) | | -160=8(1-5n)-8 | | 4(r-9=-60 | | 5(7-4r)=5(r+8) | | -1=x-6/4 | | −10x+12=7−10x+5 | | 122m+6=14(8+8m) | | 3r-14=7(-2-3r) | | 50a+1-42a=49 | | -7(1-2k)=33+4k | | -53=-9z+9+3z | | -5m-5=m3+13 | | (3x+4)+(4x-14)=130 | | 10-(-4)+6(-3)=k | | −4b−10=2 | | 56-13+5g=79 | | -5=14y-10 | | -8(1+7n)=272 | | 4a+10=-9+15 | | 1-5a=-24 | | 3x+24=4x-28 |