Answer:
Distributive
Step-by-step explanation:
3(x + 5) = 7x - 13 given
3x + 15 = 7x - 13 distribute
- 3x -3x Subtraction property of equality
15= 7x - 13
+13 +13 Addition property of equality
28 = 7x
7 7 division property of equality
4=x simplify
x=4
Answer:
1
Step-by-step explanation:
Note there is a common ratio between consecutive terms, that is
10 ÷ 20 = 5 ÷ 10 = 2 ÷ 5 =
Thus to obtain the next term in the sequence multiply the previous term by
2 × = 1
Answer: y=46
Step-by-step explanation:
Subtract 6 from either side to ensure that the y is alone. This then equals y=52-6.
52-6= 46
So therefore, y=46
Answer:
x=10, y=-3
Step-by-step explanation:
solve by addition/elimination
Answer:
yes it is because the second triangle is the base and the other three triangles are the sides of the three dimensional shape