Answer:
42x - 21 - 9x^2
Step-by-step explanation:
basically do the area of the whole rectangle then di the area of one of the empty spaces. then subtract the value of the empty space three times because there are three empty spaces.
Find the value of x. A. X = 90 B. X = 32 C. X = 30 D. X = 15
2 answers:
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Answer:
see explanation
Step-by-step explanation:
Find AC
AC = AD + DC = 3y + 4x
(i)
AE = AC =
(3y + 4x) =
y + 2x
(ii)
CB = - AD = - 3y