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3 years ago

14

Find m A.)38 B.)22 C.)52 D.)12

2 answers:

sp2606 [1]3 years ago

8 0

Answer:

x =12

Step-by-step explanation:

The two angles add to 90 degrees

4x+4 + 5x-22 = 90

Combine like terms

9x - 18 = 90

Add 18 to each side

9x -18+18 = 90+18

9x = 108

Divide each side by 9

9x/9 = 108/9

x =12

MariettaO [177]3 years ago

5 0

Answer:

C.) 52°

Step-by-step explanation:

<u>find x first</u>

4x + 4 + 5x - 22 = 90

9x - 18 = 90

9x = 108

x = 12

<u>plug it into the expression</u>

4(12) + 4

= 48 + 4

= 52°

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