Answer:
Step-by-step explanation:
Answer:
8
Step-by-step explanation:
a*b=72
a=9
9*b=72
b=72/9
b=8
Answer:
the opposite of -7 and the absolute value of -7
Step-by-step explanation:
|7|/7, 0-7, -(-7) and |-7|.
simplify
1, -7, 7, 7
only the last 2 are 7
absolute values remove negative signs, and negative neatives is a positive
2×4=8 because 2 and 4 would be the addends and their less than 5 and it equal an answer between 4 and 10
2x²-10xy+3xy-15y²
Add like terms.
2x²+ (-10xy+3xy) -15y²
Simplify.
2x² + (-7xy) - 15y²
Rearrange the equation.
2x²-15y²-7xy
~Hope I helped~