Use PEMDAS to figure out the order of operations:
Parentheses
Exponents
Multiplication/
Division
Addition/
Subtraction
Solve (-4 + -6) first, as this is in parentheses:


Solve 5.3 * -10 next, as this is multiplication:


Now we can solve the equation:

The answer is 63.
Answer: if i did my math correctly, 72 degrees is ur answer.
Step-by-step explanation:
top left
is not
Step-by-step explanation:
The answer would be 90 line ups
This is because 18 x 5 = 90
Answer:
a) no real solutions
Step-by-step explanation:
the discriminant (b² - 4ac) is negative which indicates no real solutions