Answer:
35
Step-by-step explanation:
6x-4x= 2x
+63+7=70
70/2=35
Answer:
3$
Step-by-step explanation:
12÷4=3
each muffin cost 3$
Answer:
40.5
Step-by-step explanation:
Since QS is an angle bisector then PQs and SQR are similar. Using the similarity theorem;
PQ/PS = QR/SR
45/20 = x/18
Cross multiply
20x = 45 * 18
20x = 810
x = 810/20
x = 40.5
Hence the value of x is 40.5