PLEASE HELP!! can somebody please estimate what this equation would be or what the real answer would be!!! thank you

Answer:
see below
Step-by-step explanation:
-2 1/4 * 7.89 + 13/3 ÷ (-4.17)
Estimate
Multiply and divide from left to right
-9/4 * 8 + 4 ÷ -4
-18 -1
-19
The exact answer is -18.79166.....