Please help . I’m giving 75 points.

Answer:
-9x2- 7z+2
Step-by-step explanation:
4+3z-10z-13+2
-9x^2-7z+2
Answer:
-9[tex]x^{2}[/tex]-7z+2
Step-by-step explanation:
4[tex]x^{2}[/tex]+3z-10z-13[tex]x^{2}[/tex]+2
-9x^2-7z+2