((Simplify): 7a+1 +9 × 7a÷7a+2_45 ×7a​

Question

((Simplify): 7a+1 +9 × 7a÷7a+2_45 ×7a​

in progress 0
Amity 4 years 2021-07-16T23:10:29+00:00 1 Answers 20 views 0

Answers ( )

  1. Gerda
    0
    2021-07-16T23:12:10+00:00
    Reply

    Answer:

    7a+1 +9 × 7a÷7a+2- 45 ×7a

    7a+1 +9 × 1+2-45 ×7a

    7a+1 +9 + 2-315a

    7a+12-315a

    12-308a

    4(3-77a)

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )