C. Express each algebraic equation for each sentence.
9. 4 x h = 48
10. n² + 4 = 29
11. 3k + 7 = 34
12. 5(y - 9) = 9
9. 4 x h = 48
10. n² + 4 = 29
11. 3k + 7 = 34
12. 5(y - 9) = 9
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Answer:
Solution:
9. 4 × h = 48
4h= 48
4h/4= 48/4
h = 12
10. n² + 4 + 29
n²= 29 - 4
n²= 25
√n²= √25
n = 5
11. 3k + 7 = 34
3k = 34 - 7
3k= 27
3k/3=27/3
k = 9
12. 5(y-9)=9
5y-45= 9
5y= 9+45
5y= 54
y = 54/5