Answer:
Julie is 20
Janet is 23
Their brother is 12
Step-by-step explanation:
20+23+12=43+12=55
Answer:
108
Step-by-step explanation:
3 ft. squared is 9 ft.
9x12=108
Answer:
B
Step-by-step explanation:
The answer is B I have seen this question befor
Answer:
f(x) = -3x + 10
Step-by-step explanation:
Substitute values to find b;
y=mx+b
y=-3x+b
<em>Replace X and Y</em>
4=-3(2)+b
4=-6+b
<em>Swap sides to set equal to b. Swapping causes sign change</em>
4+6=b
10=b
