Answer:
x+4y=-35
-8x-4y=28
Step-by-step explanation:
The answer to the original equations is (1, -9). You can solve that by using substitution by moving the 4y over and substituting that equation for x on the second part of the top equation. Using elimination, the second set of answers will give you the same, (1, -9)!
Answer:
x = 101°
Step-by-step explanation:
15 + 25 + 39 + x = 180
79 + x = 180
x = 101
Answer:
A≈552.92cm²
Step-by-step explanation:
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§ALEX§
Answer:
b = A / h
Step-by-step explanation:
A = b * h
Dividing the equation by h to get b on one side give us:
A / h = b * h / h
A / h = b * 1
A / h = b
b = A / h
Answer:
3.08 and 3.06
Step-by-step explanation:
Because
