Math Calculator
Topics
Blog
Algebra
Calculus
Geometry
Number Theory
Probability
Statistics
Trigonometry
Solve for: -2a+2a-4
Home
Number Theory
Solve for: -2a+2a-4
Blog
Topics
Algebra
Calculus
Geometry
Number Theory
Probability
Statistics
Trigonometry
Expression: $-2a+2a-4$
Since two opposites add up to $0$, remove them from the expression
$-4$
Random Posts
Evaluate: ((3)/(5)x+5) * ((4)/(5)x-1)
Calculate: 3(x-2) >= (x+6)/(3)
Evaluate: sqrt(243^x)=3^{2x-1}
Solve for: x^2+100=0
Evaluate: limit as x approaches 4 of (x-4)/(sqrt(x)-2)
Calculate: {\text{begin}array l-2x+y=4 } 10x+2y=-6\text{end}array .
Evaluate: y=2x^2-6x+2
Evaluate: {\text{begin}array l x+3y=1 }-3x-3y=-15\text{end}array .
Evaluate: (sqrt(17+4^2))/(7.3^2)
Evaluate: 2/(x-1)-5/x =2
Random Articles
How Much Does Math Tutoring Cost?
Mathway Calculator: The Key to Unlocking Your Math Potential
A Guide To Working Through Simultaneous Equations
Photomath Calculator: A Game-Changer in Math Education
Top free online math resources that are available for students
The Top 5 Books For Learning math
Strategies To Help Students Grasp Concepts Quickly and Easily
The Best Apps and Sites for Learning Math
The Top 5 Math Learning Books
Compare the Top 5 Math Tutoring Services