Answer:
1 Remove parentheses.
2.5-3.75+5.42.5−3.75+5.4
2 Simplify 2.5-3.752.5−3.75 to -1.25−1.25.
-1.25+5.4−1.25+5.4
3 Simplify.
4.154.15
Explanation:
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