Answer:
h = 38
Step-by-step explanation:
[tex] \frac{h + 52}{70} = \frac{9}{7} [/tex]
[tex]h + 52 = \frac{9}{7} \times 70[/tex]
[tex]h + 52 = \frac{9 \times 70}{7} [/tex]
[tex]h + 52 = \frac{630}{7} [/tex]
[tex]h + 52 = 90[/tex]
[tex]h = 90 - 52[/tex]
[tex]h = 38[/tex]
the answer is 38.
