Ismail D. answered 03/02/20
Tutor
5
(2)
Certified & Experienced Math Teacher/Tutor
2a - 4 = 17
+4 +4
2a = 21
2 2
a = 10.5
Vernadette R.
asked 03/02/2017 is 4 less than twice a number
Ismail D. answered 03/02/20
Certified & Experienced Math Teacher/Tutor
2a - 4 = 17
+4 +4
2a = 21
2 2
a = 10.5
Patrick B. answered 03/02/20
Math and computer tutor/teacher
17 = 2x-4
21 = 2x
x = 21/2
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