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1 Identify like terms in the expression 3.4 - 2.8d + 2.8d - 1.3 3.4−2.8d+2.8d−1.3. 2 Combine the like terms by adding or subtracting their coefficients. The terms -2.8d −2.8d and +2.8d +2.8d are like terms, so they cancel each other out. 3 Add the remaining terms 3.4 - 1.3 3.4−1.3 to get 2.1 2.1.
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1 Identify like terms in the expression 3.4 - 2.8d + 2.8d - 1.3 3.4−2.8d+2.8d−1.3. 2 Combine the like terms by adding or subtracting their coefficients. The terms -2.8d −2.8d and +2.8d +2.8d are like terms, so they cancel each other out. 3 Add the remaining terms 3.4 - 1.3 3.4−1.3 to get 2.1 2.1.
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Learn about combine like terms using our free math solver with step-by-step solutions.