Solve (3a + 5b - 4c) + (2a - 5b - 4c) | Equatix - Math Solver

Fractions & Decimals

Ratios & Proportions

Basic Number Theory

Integers & Absolute Values

Factors & Multiples

Prime Factorization

Basic Equations & Inequalities

Coordinate Plane & Graphing

Linear Equations & Inequalities

Quadratic Equations

Polynomials & Factoring

Functions & Graphs

Systems of Equations

Trigonometric Functions

Trigonometric Identities & Equations

Right Triangle Trigonometry

Graphing Trigonometric Functions

Limits & Continuity

Derivatives & Applications

Integrals & Applications

Series & Sequences

Multivariable Calculus

Functions & Graphs

Polynomial & Rational Functions

Exponential & Logarithmic Functions

Sequences & Series

Descriptive Statistics

Normal Distribution

Hypothesis Testing

Regression Analysis

Linear Programming

Sets & Counting

Eigenvalues & Eigenvectors

Linear Transformations

Atomic Structure

Thermochemistry

Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$(3a+5b-4c)+(2a-5b-4c)$$

Evaluate

$5a-8c$

Solution Steps

Combine $3a$ and $2a$ to get $5a$.

$$5a+5b-4c-5b-4c$$

Combine $5b$ and $-5b$ to get $0$.

$$5a-4c-4c$$

Combine $-4c$ and $-4c$ to get $-8c$.

$$5a-8c$$

Differentiate w.r.t. a

$5$