Let x = Darlene's dog's weightlet y = Leah's dog's weight x = 5yx + y = 84 so, 5y + y = 84, which means 6y = 84 so, y = 84/6 = 14x = 5(14) = 70 Darlene's dog = 70 lbs, Leah's dog = 14 lbs.<span> </span>
Answer:
A is the answer
Step-by-step explanation:
5 multiplys by a to get 5a and 5 muliplys by b to get 5b
because a is equal to 1 and b is equal to 1
it applies to any letter
so 5*a= 5a
and 5*b=5b
so it turns into 5a+5b
plz mark brainly and hope it helped u
C. The system has no solution.
Answer:
Step-by-step explanation:
-4x + 5y = 7
8x - 10y = -15
-8x + 10y = 14
8x - 10y = -15
0 ≠ -1
no solution
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Step-by-step explanation:
hope this helps