Exercise algebra.equations.coverup
Description
solve an equation by covering up
Examples
medium (44)
x-2 == 2
-4*x == -28
-8*x == 72
x+4 == 9
4+x == 2
-10-x == -7
x/(-8) == -3
11-x == 14
-5-3*x == -23
21/x-4 == 3
-3*(x+3) == -27
2-5*x == 47
18/(7-x) == 6
-77/x+4 == -7
-7-x/(-5) == -15
-18/(-3+x) == 3
-5*(5-(3-x)) == -20
(-20-x)/(-5)-2 == 3
4-(x-14)/(-3) == 1
3*x-3-7 == 8
-42/(-2*x+2) == 7
3*(4+x+2) == 12
-6-(-54/(-3*x)) == -12
14-(x-3)/4 == 3
38-7*x == 3
sqrt (125/x) == 5
4*(12-x)+7 == 35
5*x^2 == 80
5*(5-x) == 35
32/sqrt x == 8
21/x-8 == -1
180/x^2 == 5
3*(x-8)^2 == 12
(8-x)/3+7 == 9
sqrt (x+9)/2 == 3
(4*x-18)^2 == 4
3*(13-2*x)^2-20 == 55
5*(x/3-8)^2 == 20
(6/sqrt (x-7))^3 == 8
8-15/sqrt (31-x) == 5
sqrt (4*(x^2-21)) == 4
3+44/sqrt (87+x) == 7
13-56/(21+70/(3+x)) == 12
12/(2+24/(8+28/(2+9/x))) == 3