Answer: -3
mark me brainiest very easy answer
Answer:
34
Step-by-step explanation:
Answer:
3(x)-3(9)
Step-by-step explanation:
The brackets means you times everything within the brackets with everything outside it. So it would be 3 times x take away 3 times 9
You use the formula a² +b² =c²
so 4² +b² =8²
solve for b
2 more because 5 is 5-3 = 2 so the answer is 5/2