Answer:
Hi there!
Your answers are:
a) x= 10
b) x= 4
c) x= 2
Step-by-step explanation:
a) 5+2x=25
-5
2x= 20
/2
x= 10
<u>Plug back in!</u>
5+2(10)= 25
5+20=25
25=25✓✓✓
b) 14= 5x-6
+6
5x= 20
/5
x= 4
14= 5(4)-6
14= 20-6
14=14✓✓✓
c) 15= 4x+7
-7
8= 4x
/4
2=x
15= 4(2)+7
15= 8+7
15= 15✓✓✓
Hope this helps!
30, Rex has 30 socks. Just double it, not that hard
B (11*11)
D (12*12)
E (15*15)
11 x 2 = 22
22 is closest to 20…
Hours (time) is inversely proportional to temperature....
H = 1/T
K (constant) = H×T
= 2 × 65 = 130