The number of crayons in a box is forty less than twice the number of markers. Together, there are 140 coloring tools. How

Question

The number of crayons in a box is forty
less than twice the number of markers.
Together, there are 140 coloring tools.
How many are crayons?

in progress 0
Yến Oanh 3 years 2021-08-15T04:41:55+00:00 1 Answers 23 views 0

Answers ( )

  1. ngochoa
    0
    2021-08-15T04:43:16+00:00
    Reply

    2x-40=140
    +40 +40
    2x=180
    ————
    2x
    X=90

    The correct answer would be 90 crayons

Leave an answer

Browse

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