3 times 7= 21 times three =63
Answer:
7.5 inches
Step-by-step explanation:
take the 5 away from the 20, you have 15 inches left. Isosceles triangles have two equal sides; 15 divided into two equally is 7.5
Answer 9x^2
Step-by-step explanation:
3x^2+6x^2=9x^2
Answer:
4m-8
Step-by-step explanation: