Answer:
Fourth graph [<em>bottom right</em>]
Step-by-step explanation:
The roots are where each part of the graph intersects the x-axis.
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Answer: n*4512 is less than or equal to 117
Step-by-step explanation: n=number N*45=X X=Number more than 117. X decreased by 12 is less than or equal to 117.
Answer:
<em><u>30 girls in the class</u></em>
Step-by-step explanation:
12 = 40%
12/40 = 1%
.3 = 1%
.3 * 100 = 100%
30 = 100%
30!
Answer:
Step-by-step explanation:
4x- 8x-90
= -4x - 90
= -2(2x + 45)
Answer:
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Step-by-step explanation:
First isolate x.
12 + 4x = 6x + 10 - 2x
12 + 4x = 4x + 10
-4x -4x
12 10