solve the following equations 5/4 x-3=7/4 x +2
Answers
Answered by
1
Answer:
x=-10
Step-by-step explanation:
5/4 x-3=7/4 x+2
5/4 x - 7/4 x = 2+3
-2/4 x = 5
-2x = 5*4
x= 20/(-2)
x= -10 is the answer
Answered by
1
Answer:
x = -116/19
Step-by-step explanation:
5/4 * x - 3 = 7/4 * x + 2
5x - 15 / 4 = 7x + 14 / 4
we now cross multiply. it is a trick.
(5x - 15) * 4 = (7x + 14) * 4
Distibutive property
9x - 60 = 28x + 56
9x - 60 + 56 = 28x
9x - 116 = 28x
9x - 28x = 116
-19x = 116
x = 116/-19
x = -116/19
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