i got what he got , If c is cost and X is the item, c=x-.12 or c=x*.88
Answer:
35/16
Explanation:
(5*7)/2^4
= 35/2^4
= 35/16
Note:
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3 times as much as 40
40 x 3
40 + 40 + 40
40
40
40
----
120
120 is the answer
-2x+4y=4 Equation 1
x-2y=6 Equation 2
Solving by substitution method.
Isolate x from equation 2.
x=2y+6
Substitute value of x in equation 1
-2(2y+6)+4y=4
-4y-12+4y=4
-12=4
-16=0
Which is false.
Answer: No solution
