The rule to use is PEMDAS. (Parenthesis, Exponents, Multiplication, Division, Addition, and Subtraction) When there's a number in front of one parenthesis, you distribute that number to the terms on the inside based on PEMDAS. What should also be notified is the exponent rules for multiplication and division. Then combine like terms. They have to have the same base of multiplying or dividing. Combining like terms need to have the same exponent, or whole numbers in groups.
Answer:
the angle abc is 180 degrees
Answer:
29
Step-by-step explanation:
90+61=151, so angle B would be 29 degrees
Answer:
the answer is x=0 and x=2
Step-by-step explanation:
