deloriswade11 deloriswade11
  • 07-09-2016
  • Mathematics
contestada

what is 4a+7b+3a-2b+2a;a=-5 and b=3

Respuesta :

SuperLegend
SuperLegend SuperLegend
  • 07-09-2016
4a+7b+3a-2b+2a
Substitute all of the variables for the numbers given
4(-5)+7(3)+3(-5)-2(3)+2(-5)
Multiply all of the variables by their coefficient
-20+21-15-6-10
Combine like terms
Final Answer: -30
Answer Link

Otras preguntas

How many moles of aluminum do 3.7 x 1024 aluminum atoms represent?
A hike starts at an elevation of 30 meters below sea level and ends at a point 9500 meters higher than the start point. How high would you be at the end of the
Amy and her sister are making lemonade for the school dance. Their recipe makes 2 quarts of lemonade. If a serving of lemonade is one cup. How many gallons of
Im not understanding what it's asking and how to get the answer
Which document was unanimously adopted by the continental congress in 1781 and gave most of the governing power to the states?
Strengthening a response by removing an unpleasant consequence is called
Psoriasis is a(n) ___ condition a. Contagious b.infectious c.chronic d. Temporary
a store sells small notebooks for $6 and large notebooks for $12. If a student buys 6 notebooks and spends $54, how many of each size did he buy?
If informed consent information is presented orally, it must be documented using a short form that states that all of the required elements were presented orall
How do you think lizabeth’s destruction of miss lottie’s marigolds relates to her transition from adolescence to adulthood?