y=9
Step-by-step explanation:
y=2(6)-3
y=12-3
y=9
Answer:
x=−7
Step-by-step explanation:
(x+4)(2)−3(x+4)−3=0
(x)(2)+(4)(2)+(−3)(x)+(−3)(4)+−3=0(Distribute)
2x+8+−3x+−12+−3=0
(2x+−3x)+(8+−12+−3)=0(Combine Like Terms)
−x+−7=0
Divide the silver present in the bar by the total weight of the bar to find the percentage of silver in the bar.

Multiply this decimal by 100 for the percentage.

Rounded to the nearest tenth
, 71.4% of the weight of the bar is silver.
Answer:
Rational
Step-by-step explanation:
This can be reduced to a ratio of 1/2. Numbers that can be expressed as ratios are rational.
Answer:
15
Step-by-step explanation:
60/4 =15