Answer:
25
Step-by-step explanation:
5 boys: 4 girls = x boys: 20 girls
Multiple of 5 to get from 4 girls to 20 girls
use the same multiple for boys
5 boys x 5 = 25
Answer:
x < 4
Step-by-step explanation:
Step 1: Write inequality
2x < 8
Step 2: Divide both sides by 2
x < 4
We see here that any value of <em>x</em> less than 4 will work. So numbers like 1, 0, -124 or even -14687206589174 would work.
Answer:
12.6
Step-by-step explanation:
f(-4.5) means "what is the y-value when x equals -4.5?"
We see that when x = -4.5, our y or f(x) value is 12.6
It is C (the one on the bottom left) because none of the X-values are used twice. On all the others their X-values are used more then once.
Answer:
2(8-d)
Step-by-step explanation:
16 - 2d
