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rjkz [21]
3 years ago
13

How to use tens to solve 13-7

Mathematics
1 answer:
dimulka [17.4K]3 years ago
8 0
Draw (or do whatever) 13 in tens and ones [1 ten block ,3 ones blocks] then draw 7 in ones. then show the breaking apart of the tens block then subtract it by 7.
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sukhopar [10]
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What is the volume of this composite prism?
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3 years ago
Which ordered pairs in the form (x, y) are solutions to the equation (x + 7)y = 10? Choose all answers that are correct.  A.(−9,
Elanso [62]
What you do is to substitute the first number for x and the second for y:

(x+7)y=10

a):

(-9+7)*-5=10
(-2)*-5=10
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yes, it's a solution!

b)
(-8+7)10=10
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no, not a solution!

c) (-2+7)2=10
5*2=10
yes, a solution!!

d) (3+7)*5=10
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no, not a solution!




8 0
3 years ago
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VMariaS [17]

Answer:

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Step-by-step explanation:

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