Raymond B. answered 05/01/23
Math, microeconomics or criminal justice
-1 is correct
8(2.5x +3.2)
= 8(2.5(-1)+3.2)
= 8(-2.5+3.2)
= 8(.7)
= 5.6
the right side =
3 + (-x +1.6)
= 3+ (--1+1.6)
= 3 + (1+1.6)
= 3+2.6
= 5.6
Kristine M.
asked 05/01/23What value of x makes the equation 8(2.5x + 3.2) = 3 + (-x+ 1.6) true?
I got -1 but I am making sure that this is correct.
Raymond B. answered 05/01/23
Math, microeconomics or criminal justice
-1 is correct
8(2.5x +3.2)
= 8(2.5(-1)+3.2)
= 8(-2.5+3.2)
= 8(.7)
= 5.6
the right side =
3 + (-x +1.6)
= 3+ (--1+1.6)
= 3 + (1+1.6)
= 3+2.6
= 5.6
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