Answer:
19
Step-by-step explanation:
15z-14z=12+7
z=19
(-2 = √x - 7)x² (calculate)
(-9 = √x)x² (remove the parantheses)
-9x² + √x x²
Ahh I’m not smart so imma just guess not saying it’s right . 24 in?
It is 1 and - 3 so b yeah
34 is 680% of 5. All you do is 34/5 and multiply by 100