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7t - 3 + 4t + = -25   explain how you got the answer please. thanks
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YOYOYO

by YOYOYO at October 17, 2011

solving multi step equations

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7t - 3 + 4t = -25 7t + 4t = -22 (add 3 to both sides) 11t = -22 (combined t terms on left side) t = -2 (divided both sides by 11)
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karrjg karrjg October 17, 2011

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7t and 4t have same variable..therfore 7t+4t=11t in the sum ..7t-3+4t=-25therfore... 11t-3=-25..adding 3 to both sides..we get,11t=-25+311t=-22t=-22/11t=-2 
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arjunaaraamudhan arjunaaraamudhan October 18, 2011

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