Question 1067510
Multiply by -3 on both sides:
5x+7 is greater than or equal to -15x-12 (remember that one switches the direction of the inequality when multiplying by a negative)
Do algebra
20x is greater than equal to -19
x is greater than or equal to {{{-19/20}}}
Thus, in interval notation, the solution is: [-19/20,infinity)
There is an illustration below.

*[illustration photograph3.png].