Two-step equations

Difficulty Standard · Set k16v5n

Fill in what you can and press Check. Nothing you type is sent anywhere.

1
Solve for x:2x+2=8x =
2
Solve for x:5x+3=38x =
3
Solve for x:5x+9=29x =
4
Solve for x:3x+14=65x =
5
Solve for x:5x+17=107x =
6
Solve for x:7x+13=104x =
7
Solve for x:2x+18=34x =
8
Solve for x:6x+9=63x =
9
Solve for x:6x+7=73x =
10
Solve for x:2x+18=54x =
11
Solve for x:4x+4=36x =
12
Solve for x:4x+15=31x =
13
Solve for x:3x+6=51x =
14
Solve for x:3x+5=35x =
15
Solve for x:4x+9=73x =
16
Solve for x:5x+5=90x =
17
Solve for x:7x+13=90x =
18
Solve for x:3x+7=34x =
19
Solve for x:3x+10=16x =
20
Solve for x:4x+13=53x =

What is in this set

The numbers in this set run from 2 to 143.
Every problem in it will take two steps.
A careful solution takes 2 written steps on average.
The mistake this set invites most often, in 100% of the problems: both sides were divided by 2 before the 6 was taken away.
Answers are a whole number.

Drawing 240 problems from this page produced 226 different ones, 94% — 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 7 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.