Multiplying both sides of an equation by the same number keeps the equation true. In this example, both sides are multiplied by 3, so the equation isn't changed.
Answer:
9 - n
Step-by-step explanation:
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X+x²=30
x²+x-30=0
(x+6)(x-5)=0
x=-6 or x=5
Answer:4
Step-by-step explanation:What +7=11 bause the () make a multiplication and 11x3=33
Step-by-step explanation:
the formula can be;
X+9x=10
10x=10X=10/10=1
X=1+9(1)=1+9=10 Answer
