Equations with x on both sides

Difficulty Standard · Set xucchw

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1
Solve for x:12x=10x+28x =
2
Solve for x:8x=4x+44x =
3
Solve for x:11x=4x+14x =
4
Solve for x:9x=2x+77x =
5
Solve for x:8x=6x+22x =
6
Solve for x:10x=7x+39x =
7
Solve for x:8x=5x+12x =
8
Solve for x:6x=4x+22x =
9
Solve for x:8x=6x+20x =
10
Solve for x:7x=2x+70x =
11
Solve for x:4x=2x+4x =
12
Solve for x:9x=3x+12x =
13
Solve for x:10x=3x+91x =
14
Solve for x:6x=4x+14x =
15
Solve for x:12x=6x+12x =
16
Solve for x:7x=4x+33x =
17
Solve for x:7x=4x+18x =
18
Solve for x:5x=2x+33x =
19
Solve for x:6x=2x+48x =
20
Solve for x:9x=2x+98x =

What is in this set

The numbers in this set run from 2 to 150.
Every problem in it will have the unknown on both sides.
A careful solution takes 3 written steps on average.
The mistake this set invites most often, in 100% of the problems: the x terms were never gathered.
Answers are a whole number.

Drawing 240 problems from this page produced 184 different ones, 77% — so a sheet of 20 is a new sheet almost every time.

The same skill, harder or easier

We would put this in front of a grade 8 class. That is our judgement, not a standard, and it is printed here so you can disagree with it. Everything else we put in that year.