Answer:
70⁰
Step-by-step explanation:
Complement = 90 - x
Given :
x = 90 - x + 50
2x = 140
x = 70⁰
B
Thank me later
Answer: what do you mean
D <u><em>Because if you substitute 4 into the equation for x and cross multiply, you get 224 = 224.</em></u>
When you cross multiply, you get 14×16=224, and 224÷4=56.