Answer:
7.5
Step-by-step explanation:
8x÷4=12÷4
2x=3
x=3/2=1.5
2y+10=22
2y=12
y=6
1.5+6=7.5=7½
u have to calcuate there outsides by multiplying
Answer:
the first one is $6.66
Step-by-step explanation:
the 3 items added up is 74 cents, then 74 is multiplyed by 9.
Answer:
3n² + 4n - n
3 x 7² + 4 x 7 - 7
first do the exponent because there is no parentheses
3 x 49 + 4 x 7 - 7
second do either multiplication or division with ever is closes to the left
147 + 4 x 7 - 7
147 + 28 - 7
third do either addition or subtraction which ever is closes to the left
175 -7
168
finally the answer is 168
Answer:
3
Step-by-step explanation:
-3+6=? -3+6=6-3
6-3= 3
