makayla8557 makayla8557

20-12-2018
Mathematics

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what is the value of y

what is the value of y class=

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TheMeThatMees TheMeThatMees

20-12-2018

Both formulas equal to y, so they are equivalent to one another.

3x-5 = -3x+4
+5. +5

3x = -3x+9
+3x. +3x

6x = 9
/6. /6

x = 1.5

3(1.5)-5 = y
4.5-5
y = -0.5

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