If it's not what You are looking for type in the equation solver your own equation and let us solve it.
r+2.7=-0.9
We move all terms to the left:
r+2.7-(-0.9)=0
We add all the numbers together, and all the variables
r+3.6=0
We move all terms containing r to the left, all other terms to the right
r=-3.6
| 2(3x+2)=5(x+5) | | 36=2y+6(y+6) | | 4n−2n+4=−1+17/ | | y+20=–16−3y | | 7(2b-20)+35=49 | | 3(x+2)(x-2)=(x-4)^2+8x | | 9v+32=2(v+2) | | d/3+6.94=9.94 | | 5=5^x/2 | | 7(3n+2)=8(7n+9)+8 | | 27=11x-8x+6x | | 3.5k+5-1.5k=14 | | 5(6n+2)=-130 | | 2x+7=14-2x+5× | | 4(2x-3)=4(2x−3)=28 | | x+84+4x=180 | | 9(a−4)+3(2a+5)=7(3a−4)−6a+7 | | -66=-9z+-12 | | 5h+-7h+9h=-7 | | 7(8r-8)=3-3r | | 4a+12-10a=36 | | -7v+5(v-3)=-9 | | 22=1-3x | | -1+-7x42+6=36 | | 6−3/4a=1/2a+1 | | 9+2x=4x-7 | | -13+3(z+7)=-5 | | 3x+4x+5=14 | | 6x-5+7x=54 | | 2x+x+(3x+30)=180 | | F(-5)=4x+1 | | 4x+0.25=1.5+0.75 |