ToosiixParis ToosiixParis Today at 1:29 AM Mathematics Answered Find the solution to each equation mentally or use your calculator. (Hint: do the opposite of the number on the left side of the equation) .A: 30+a=40B: 500+b=200C: −1+c=−2D: d+3,567=0PLEASE ANSWER EACH ONE IM HAVING TROUBLE PLSSS HELP :( IM GONNA FAIL