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Q: What must be added to 5 plus 80 to equal 5 multiplied by 80?

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x^2+25x-100 is not factorable because there are not numbers that when multiplied equal -100 and when added equal 25.

That depends what the value of a is.

plus multiplied by plus is plus

No. 3x plus 2x = 5x. 3x multiplied by 2x = 6x²

14 it is just like 2 multiplied by 7

Four plus three multiplied by six times three to the power of four is equal to 1,462.

You factor the equation by determining what two numbers, when added, equal 16 and, when multiplied, equal 64. For this equation, the two numbers are 8 and 8. (x+8)*(x+8)=x2+16x+64.

That's the velocity at any time.

600,000 men (Numbers ch.26), to which must be added an equal number of women, plus children.

Added together they equal 8a

25 x 8 + 1 = 201

When you multiply two negatives the negatives cancel one and other out.

9

5+5+5=15 explain how you got 550. i don't understand. you probably multiplied. and did it wrong.

5 plus 3 is 8, multiplied by 7 is 56.

When 2 is added to it and so 4 plus 2 = 6

15

-1

They are opposites or additive inverses. They equal zero when added together.

p=-1

A minus plus a minus is not necessarily positive. A minus multiplied by a minus is. The reason being that the minus of a minus is a positive. It's a double negative.

I assume you mean (x+10)(x+2) This would equal x^2+12x+20 x^2 means x squared

X= -2 ! Since the equation must equal zero - 17+3x must equal 11. The variable 3x HAS to equal -6... therefore x is equal to minus 2.

17

Because they are both multiples of two, so when they're added, the sum must be another multiple of two. (One group of twos plus another group of twos must be a new group of twos, just like one group of cows plus another group of cows must be a new group of cows.)