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Ad libitum [116K]
3 years ago
10

Can I please get help with the Answer

Mathematics
2 answers:
krok68 [10]3 years ago
6 0

Answer:

B = 56

Step-by-step explanation:

A + B = 90 degrees

(6x - 8) + (5x + 21) = 90

6x - 8 + 5x + 21 = 90

(6x + 5x) + (-8 + 21) = 90

11x + 13 = 90

11x + 13 - 13 = 90 - 13

11x = 77

11x/11 = 77/11

x = 7

Plug into (5x + 21).

5(7) + 21 =

35 + 21 = 56

B = 56

kompoz [17]3 years ago
3 0

Answer:

56

Step-by-step explanation:

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