2 years ago

Help! Please I’m not sure what to do I forgot

Mathematics

2 answers:

JulijaS [17]2 years ago

7 0

Answer:

∠ B = 54°

Step-by-step explanation:

Supplementary angles sum to 180°, so

7x + 7 + 4x - 14 = 180

11x - 7 = 180 ( add 7 to both sides )

11x = 187 ( divide both sides by 11 )

x = 17

Then

∠ B = 4x - 14 = 4(17) - 14 = 68 - 14 = 54°

suter [353]2 years ago

3 0

Can someone help me also

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