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Solve for x

Pls help

Solve for x Pls help-example-1
User Ben Thomas
by
4.2k points

2 Answers

2 votes

Answer:

7

Explanation:

➝4x+12+7x+12=101°

➝4x+7x+12+12=101°

➝11x+24=101°

➝11x=101-24

➝11x=77

➝x=77/11

➝x=7

User Leeft
by
4.5k points
5 votes

Answer:

because SRC is the outer angle of the triangle STR

=> SRC = STR + TSR

<=> 101 = 4x + 12 + 7x + 12

<=> 101 = 11x + 24

=> 11x = 77

<=> x = 7