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Set up and solve an equation to find the value of x. Then find the measurement of the missing angle in DAB. PLS HURRY!!!!

Set Up And Solve An Equation To Find The Value Of X Then Find The Measurement Of The Missing Angle In DAB PLS HURRY class=

Answer :

Entire triangle= 180º

To find x:
4x+7= 47
-7 -7
4x= 40
Divide both sides by 4
x= 10

Answer:

10

Step-by-step explanation:

4x+7+66+67=180

4x=180-(7+66+67)

x=10

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