Answer:Step-by-step explanation:
so if you buy 2 jumpers it will be the cost of 1
and 30% of 50 is 15 so 15 + 15 = 30 plus 45 =
75
Answer:
63/2 or 31.5
Step-by-step explanation:
we can split this shape into 2, a triangle and a rectangle
A triangle = bh/2 = 7*3*1/2 = 21/2
A rectangle = b*h = 3*7 = 21
21/2 + 21 = 63/2
Answer: See explanation
Step-by-step explanation:
7x - 2(x + 3y) + 3y
= 7x - 2x - 6y + 3y
= 5x - 3y
Will got 5x + 9y because he didn't multiply the values in the bracket by the minus sign outside the bracket. He multiplied the values by +2 rather than -2. This resulted in the wrong answer that he got.
The answer would be B because y=mx+b
Answer:
+5
Step-by-step explanation:
You add five to -7 you get -2 add five to -2 you get 3 and so on.
