aronisntcool
aronisntcool
06-02-2018
Mathematics
contestada
Simplify 2r(4r+8)-5r(6r-10)
Respuesta :
AnimeBrainly
AnimeBrainly
06-02-2018
2r(4r + 8) - 5r(6r - 10)
distribute 2r to 4r and 8
2r(4r) = 8r²
2r(8) = 16r
Distribute -5r to both 6r and -10
-5r(6r) = -30r²
-5r(-10) = 50r
8r² - 30r² + 16r + 50r
simplify:
-22r² + 66r
-22r² + 66r
is your answer
hope this helps
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