-7(4)=21

Simple and best practice solution for -7(4)=21 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for -7(4)=21 equation: 


Simplifying
-7(4) = 21

Multiply -7 * 4
-28 = 21

Solving
-28 = 21

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

See similar equations:

| 61=c-15 | | 9=14cosx | | (-1)(4i)=0 | | 2x-13=-5x-2 | | 3a+43=9a+1 | | 3c+83=8c+18 | | Sinx=1/3 | | Sin28=x/15 | | z+4=2z-89 | | 3-(3*6)+2=x | | 18u+61=2u+77 | | a=-b(-5b+5)+1 | | 3w-73=2w+10 | | 5x=20x-13 | | 3.25+1.58x=12.3982 | | Sin60-x=1/3 | | 5x+-3x+2=2x+-x+10 | | 7x+6=132 | | (7i)(4i)=0 | | 2(u-5)-6u=6 | | 2u=3u-29 | | 1/5n=7 | | 15u-72=7u | | 3(4c-1)-4=8c+9 | | 10p+14=6p+18 | | -5n+2=-4n-7 | | 16=5(3)+1 | | 4x-38=2x | | 2.4x-9.5=4.66 | | x-0.07x=305577.54 | | a=-5b(-b+1)+5 | | 15w+20=13w+22 |

Equations solver categories