find the value of p if (3, - 4)
is a solution of 5 x + 3 Y equal to 7
Answers
Answered by
0
Answer:
4
Step-by-step explanation:
if p(3,-4)=let the 3 be X and -4 be y
so p(x,y)=5*3+3*(-4)=7
=15+(-12) =7
=3=7
4
Answered by
0
Answer:
5x+3y=7
put value of x is 3
5×3+3×y=7
15+y=7
y=7-15
y=-8
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