How do you solve the equations: -(1+4m)-6m=-81 and 238=-5(6v-7)-7

Easy points boii. read it. ya. fresh

At which value in the domain does f(x) =0?

In two or more complete sentences, formulate how to use technology to calculate the appropriate regression model for the given data. you are not required to find the model, just choose the appropriate regression and explain how to use the technology. (-5,,2.,0.8), (0,-0.5), (2,-1.3), (3,-0.8), (5,2)