Answer:-15 is correct
Step-by-step explanation:
(-6)-9 is the same as -6-9 since parenthesis aren’t really needed in thins case and if you use the order of operations you go left to right. So, -6-9=-15 because a negative- a negative= a negative.
Answer:
Step-by-step explanation:
z varies inversely
so z=a/x^2
9=a/(2/3)^2
9=a/(4/9)
9=9a/4
a=4
z=4/x^2
z=4/(5/4)^2
z=4/(25/16)
z=64/25
Answer: 536.142 in^2
Step-by-step explanation:
trust the loli dragon jesus
Answer:
Tyler is correct
Step-by-step explanation:
An expression is a representation of a value; for example, variables and/or numerals that appear alone or in combination with operators are expressions.