That would be (y - 9)(y +9). When two binomials are multiplied, the distributive property is applied. However, if the equation is <span>y(3)(-3)y(3)(3), you just simply multiply them altogether. That would be -81y^2, which is not equivalent with y^2 - 81.</span>
Answer:
Step-by-step explanation:
1. 15-x
2. 4y
These are algebraic expressions for both.
Answer:
i'm not sure but i think its 7,14,21
Step-by-step explanation:
7,14,21
39.2 is what percent p of 112
39.2/112
39.2 ÷ 112 = 0.35
Convert to percent:-
0.35 × 100 = 35
35%
3.92 is 35% of 112.