elizabeth545454
elizabeth545454 elizabeth545454
  • 12-05-2019
  • Mathematics
contestada

can someone help me with #10 please

can someone help me with 10 please class=

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alexgoze
alexgoze alexgoze
  • 12-05-2019

X=11 because 90-43+5x-8 so 5•11=55-8 =47 90-43=47

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kat1379
kat1379 kat1379
  • 12-05-2019

Complementary means the angles together would equal 90°. Supplementary means the angles would equal 180°.

Using Complementary angles:

5x-8+43=90 Combine -8 and 43 = 35

5x+35=90

-35 -35

5x=55

Divide each side by five

x=11

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